{"title":"Nitrate Removal","description":"\u003cp\u003eCrystal Quest systems and media for reducing nitrates.\u003c\/p\u003e","products":[{"product_id":"disposable-countertop-water-filter-system","title":"Crystal Quest Classic Countertop Water Filtration System","description":"\u003cp\u003eThe Classic Countertop Water Filter System is customizable to remove or reduce fluoride, nitrate, or arsenic from drinking water, with SMART media available to add to any specialty contaminant configuration.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustomizable to target fluoride, nitrate, or arsenic reduction, with SMART media available to add to any specialty contaminant system\u003c\/li\u003e\n\u003cli\u003eSMART filtration blend (coconut-shell GAC including Catalytic, Eagle Redox Alloys ERA-6500 \u0026amp; ERA-9500, anion exchange resin, Ceramic and Tourmaline balls) reduces heavy metals, chlorine\/chloramine, pesticides, herbicides, and pharmaceutical by-products\u003c\/li\u003e\n\u003cli\u003eArsenic Removal configuration uses an arsenic-selective resin designed specifically for reducing or removing arsenic\u003c\/li\u003e\n\u003cli\u003eFluoride Removal configuration uses Fluoride Charcoal Granulated Activated Carbon (GAC), designed for a high affinity for fluoride, and can be used over a wide pH range\u003c\/li\u003e\n\u003cli\u003eCompact footprint with a sleek, stylish design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3.5\"L x 10.5\"H x 3.5\"W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Operating Pressure\u003c\/td\u003e\n\u003ctd\u003e20 psi \/ 60 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e40°F \/ 90°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd\u003e0.3–0.5 gpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eFluoride and metals removal via adsorption and chemical reaction with the filtration media, rather than relying on ion exchange\u003c\/li\u003e\n\u003cli\u003eProduct manual: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1286\/9985\/files\/ClassicCountertopDisposableManual_Watermark.pdf?v=1594305319\" target=\"_blank\" rel=\"noopener\"\u003eClassic Countertop Manual\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. This compact countertop system installs on the counter for filtered water on demand, and can be configured to address fluoride, nitrate, or arsenic along with a broader range of water quality concerns through Crystal Quest's SMART filtration blend.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eFree shipping on orders over $200.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"SMART Plus (10,000 Gallons) \/ White","offer_id":43313028071472,"sku":"CQE-CT-00100","price":104.0,"currency_code":"USD","in_stock":true},{"title":"SMART Plus (10,000 Gallons) \/ Black","offer_id":43313028104240,"sku":"CQE-CT-00180","price":104.0,"currency_code":"USD","in_stock":true},{"title":"SMART Ultra (20,000 Gallons) \/ White","offer_id":43313028137008,"sku":"CQE-CT-00101","price":124.0,"currency_code":"USD","in_stock":true},{"title":"SMART Ultra (20,000 Gallons) \/ Black","offer_id":43313028169776,"sku":"CQE-CT-00101B","price":124.0,"currency_code":"USD","in_stock":true},{"title":"SMART Ultimate (30,000 Gallons) \/ White","offer_id":43313028202544,"sku":"CQE-CT-00102","price":144.0,"currency_code":"USD","in_stock":true},{"title":"SMART Ultimate (30,000 Gallons) \/ Black","offer_id":43313028235312,"sku":"CQE-CT-00102B","price":144.0,"currency_code":"USD","in_stock":true},{"title":"Arsenic \/ White","offer_id":43313028268080,"sku":"CQE-CT-00138","price":144.0,"currency_code":"USD","in_stock":true},{"title":"Arsenic \/ Black","offer_id":43313028300848,"sku":"CQE-CT-00187","price":144.0,"currency_code":"USD","in_stock":true},{"title":"Arsenic + SMART \/ White","offer_id":43313028333616,"sku":"CQE-CT-00151","price":144.0,"currency_code":"USD","in_stock":true},{"title":"Arsenic + SMART \/ Black","offer_id":43313028366384,"sku":"CQE-CT-00188","price":144.0,"currency_code":"USD","in_stock":true},{"title":"Fluoride \/ White","offer_id":43313028399152,"sku":"CQE-CT-00130","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Fluoride \/ Black","offer_id":43313028431920,"sku":"CQE-CT-00195","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Fluoride + SMART \/ White","offer_id":43313028464688,"sku":"CQE-CT-00145","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Fluoride + SMART \/ Black","offer_id":43313028497456,"sku":"CQE-CT-00196","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Nitrate Removal \/ White","offer_id":43313028530224,"sku":"CQE-CT-00152","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Nitrate Removal \/ Black","offer_id":43313028562992,"sku":"CQE-CT-00191","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Nitrate Removal + SMART \/ White","offer_id":43313028595760,"sku":"CQE-CT-00161","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Nitrate Removal + SMART \/ Black","offer_id":43313028628528,"sku":"CQE-CT-00192","price":124.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/smart-plus-10-000-gallons-white-classic-countertop-water-filter-system-crystal-quest-countertop-water-filters-1200693936.jpg?v=1781765363"},{"product_id":"nitrate-countertop-water-filter-system","title":"Crystal Quest Nitrate Countertop Water Filtration System","description":"\u003cp\u003eThe Nitrate Countertop Water Filter System uses a nitrate-selective cartridge that reduces nitrate by 90% to 95%, with breakthrough unaffected by sulfate levels.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNitrate-selective media reduces nitrate 90–95%; cartridge is regenerable using a sodium chloride brine (recommended every 20–30 days depending on nitrate level)\u003c\/li\u003e\n\u003cli\u003eSMART cartridge blend (coconut-shell GAC, Eagle Redox Alloys ERA-6500 \u0026amp; ERA-9500, anion exchange resin) reduces heavy metals, chlorine\/chloramine, pesticides, and herbicides\u003c\/li\u003e\n\u003cli\u003e5-micron carbon block cartridge reduces VOCs, insecticides, pesticides, and industrial solvents, and traps sediment larger than 5 microns\u003c\/li\u003e\n\u003cli\u003eDiverter valve switches between filtered and unfiltered water; sits on the counter and connects to any kitchen faucet\u003c\/li\u003e\n\u003cli\u003eWhite polypropylene housing is BPA free; suited for homes, apartments, or office use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions – Single (Polypropylene \/ Stainless Steel)\u003c\/td\u003e\n\u003ctd\u003e5\"L x 13\"H x 5\"W \/ 5.5\"L x 13.5\"H x 5\"W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions – Double (Polypropylene \/ Stainless Steel)\u003c\/td\u003e\n\u003ctd\u003e10\"L x 13\"H x 5\"W \/ 9\"L x 13.5\"H x 5\"W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions – Triple (Polypropylene \/ Stainless Steel)\u003c\/td\u003e\n\u003ctd\u003e15\"L x 13\"H x 5\"W \/ 14.5\"L x 13.5\"H x 5\"W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Operating Pressure\u003c\/td\u003e\n\u003ctd\u003e20 psi \/ 60 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e40°F \/ 90°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd\u003e0.5 gpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Cartridge Capacity (source figures)\u003c\/td\u003e\n\u003ctd\u003eProduct description states 3,000 ppm of nitrates as CaCO3; the regeneration\/capacity table separately states 5,500 ppm Nitrate (SKU CQE-RC-04007, 2-7\/8\" x 9-3\/4\", 0.5 GPM, at \u0026lt;100 ppm hardness) — figures as provided by manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Cartridges\u003c\/td\u003e\n\u003ctd\u003eNitrate Filter Cartridge (CQE-RC-04007, all configurations); Carbon Block Filter Cartridge (CQE-RC-04000, Triple only); SMART Filter Cartridge (CQE-RC-04002, Double\/Triple)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eOptional washable pre-filtration filter available to help remove sediment and improve filter efficiency\u003c\/li\u003e\n\u003cli\u003eProduct manual: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1286\/9985\/files\/Countetop-SingleDoubleTriple-Manual24book1.pdf?v=1726687996\" target=\"_blank\" rel=\"noopener\"\u003eCountertop-Manual.pdf\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. This countertop system installs on the counter and connects to a kitchen faucet, combining a dedicated nitrate-reduction cartridge with SMART and carbon block filtration to address nitrate along with a broader range of water quality concerns.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eFree shipping on orders over $200.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"Triple \/ White (Polypropylene)","offer_id":43313029808176,"sku":"CQE-CT-00155","price":172.8,"currency_code":"USD","in_stock":true},{"title":"Triple \/ Stainless Steel","offer_id":43313029840944,"sku":"CQE-CT-00159","price":284.7,"currency_code":"USD","in_stock":true},{"title":"Double \/ White (Polypropylene)","offer_id":43313029873712,"sku":"CQE-CT-00154","price":148.35,"currency_code":"USD","in_stock":true},{"title":"Double \/ Stainless Steel","offer_id":43313029906480,"sku":"CQE-CT-00158","price":214.8,"currency_code":"USD","in_stock":true},{"title":"Single \/ White (Polypropylene)","offer_id":43313029939248,"sku":"CQE-CT-00153","price":108.9,"currency_code":"USD","in_stock":true},{"title":"Single \/ Stainless Steel","offer_id":43313029972016,"sku":"CQE-CT-00156","price":159.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/triple-white-polypropylene-nitrate-countertop-water-filter-system-crystal-quest-countertop-water-filters-32126016356445.jpg?v=1781765371"},{"product_id":"nitrate-removal-smart-single-cartridge-water-filter-system","title":"Crystal Quest SMART Nitrate Removal Countertop Water Filtration System, Single Cartridge","description":"\u003cp\u003eThe Crystal Quest Nitrate Removal + SMART Single Cartridge Countertop Water Filter System reduces nitrate by 90% to 95%, with breakthrough unaffected by sulfate levels, using a nitrate-selective resin cartridge rated for 3,000 ppm of nitrates as CaCO3.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e7-stage filtration: pre\/post 1-micron filter pads remove suspended particles such as silt, sediment, cysts (Giardia, Cryptosporidium), sand, rust, and dirt\u003c\/li\u003e\n\u003cli\u003eNitrate-selective resin reduces nitrate 90–95%, with a capacity of 3,000 ppm of nitrates as CaCO3; cartridge is regenerable with sodium chloride brine (recommended every 20–30 days depending on nitrate level)\u003c\/li\u003e\n\u003cli\u003eIon exchange resins reduce heavy metals such as lead, copper, aluminum, and water hardness\u003c\/li\u003e\n\u003cli\u003eEagle Redox Alloy media (ERA-6500 \u0026amp; ERA-9500) oxidize chlorine through an electrochemical, spontaneous-oxidation-reduction process\u003c\/li\u003e\n\u003cli\u003eGranulated activated carbon (a coconut shell and catalytic GAC blend) adsorbs chlorine, chloramine byproducts, pesticides, herbicides, VOCs, and other organic contaminants affecting taste and odor\u003c\/li\u003e\n\u003cli\u003eDiverter valve switches between filtered and unfiltered water; white polypropylene housing is BPA free\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (polypropylene)\u003c\/td\u003e\n\u003ctd\u003e5\"L x 13\"H x 5\"W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (stainless steel)\u003c\/td\u003e\n\u003ctd\u003e5.5\"L x 13.5\"H x 5\"W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Operating Pressure\u003c\/td\u003e\n\u003ctd\u003e20 psi \/ 60 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin \/ Max Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e40°F \/ 90°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd\u003e0.3–0.5 gpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Cartridge\u003c\/td\u003e\n\u003ctd\u003eNitrate Removal + SMART Filter Cartridge (2-7\/8\" x 9-3\/4\"), SKU CQE-RC-04050\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eSits on the counter and connects to any kitchen faucet\u003c\/li\u003e\n\u003cli\u003eOptional washable pre-filtration filter available for countertop\/faucet use, helping the main filter work more efficiently\u003c\/li\u003e\n\u003cli\u003eCartridge requires manual salinity regeneration (soaking in a saltwater solution, then rinsing) to maintain performance; not required before first use\u003c\/li\u003e\n\u003cli\u003eProduct manual: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1286\/9985\/files\/Countetop-SingleDoubleTriple-Manual24book1.pdf?v=1726687996\" target=\"_blank\" rel=\"noopener\"\u003eCountertop-Manual.pdf\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. This countertop system is designed to sit on the counter and connect to a kitchen faucet for on-demand filtered water, using a nitrate-selective cartridge alongside SMART filtration media to address nitrate along with a range of other water quality concerns.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eFree shipping on orders over $200.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"White (Polypropylene)","offer_id":43313030692912,"sku":"CQE-CT-00160","price":99.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":43313030725680,"sku":"CQE-CT-00157","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/white-polypropylene-nitrate-removal-smart-single-cartridge-countertop-water-filter-system-crystal-quest-countertop-water-filters-32126063837277.jpg?v=1781765379"},{"product_id":"nitrate-whole-house-water-filter","title":"Crystal Quest Residential Whole House Water Filter, Nitrate","description":"\u003cp\u003eBecause nitrates have no taste, odor, or color, many households — especially those using well water or located near agricultural areas — may not realize contamination is present until water testing reveals elevated levels. The Crystal Quest Nitrate Whole House Water Filter is engineered to help reduce nitrate contamination at the point of entry, treating water before it reaches faucets, showers, appliances, and plumbing.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUses nitrate-selective ion exchange media engineered specifically to help reduce nitrate contamination while maintaining strong household water flow\u003c\/li\u003e\n\u003cli\u003eThree-stage process: 20-inch sediment pre-filtration, nitrate-selective filtration media, and 20-inch carbon post-filtration for improved taste and clarity\u003c\/li\u003e\n\u003cli\u003eAutomatic regeneration system designed for long-term nitrate reduction performance\u003c\/li\u003e\n\u003cli\u003eWell suited for homes using private well water or located near farmland, septic systems, or agricultural runoff zones\u003c\/li\u003e\n\u003cli\u003eThe EPA has set a Maximum Contaminant Level (MCL) of 10 mg\/L (ppm) for nitrate in drinking water; boiling water does not remove nitrates\u003c\/li\u003e\n\u003cli\u003eCan be upgraded with SMART multimedia filtration, a water softener, a UV water sterilizer, a leak detector valve, a metered control valve, or an oxidation system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Media Volume\u003c\/td\u003e\n\u003ctd\u003e1.5 cu. ft. \/ 2.0 cu. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e1,000,000 gal. \/ 1,500,000 gal.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eService Flow\u003c\/td\u003e\n\u003ctd\u003e9–11 GPM \/ 10–13 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Dimensions\u003c\/td\u003e\n\u003ctd\u003e10\"x54\" \/ 12\"x52\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless Steel or Fiberglass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackwash\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrine Tank Dimensions (with softener)\u003c\/td\u003e\n\u003ctd\u003e18\"x33\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrain Capacity (with softener)\u003c\/td\u003e\n\u003ctd\u003e48,000 \/ 60,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement media available: Nitrate Removal Media, SMART Multimedia, and Eaglesorb Water Softeners\u003c\/li\u003e\n\u003cli\u003eIn high-humidity or salt-exposed environments, a fiberglass tank is recommended over stainless steel for improved long-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. This system is covered by Crystal Quest's one-year limited warranty against defects in materials and workmanship (filter cartridges and UV bulbs excluded). It's designed for point-of-entry, whole-house installation for well-water households and other homes with elevated groundwater nitrate concerns.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"Standalone \/ Fiberglass \/ 1.5","offer_id":43313085317168,"sku":"CQE-WH-01131","price":1598.0,"currency_code":"USD","in_stock":true},{"title":"Standalone \/ Fiberglass \/ 2","offer_id":43313085349936,"sku":"CQE-CT-00200","price":2248.0,"currency_code":"USD","in_stock":true},{"title":"Standalone \/ Stainless Steel \/ 1.5","offer_id":43313085382704,"sku":"CQE-WH-01133","price":2321.0,"currency_code":"USD","in_stock":true},{"title":"Standalone \/ Stainless Steel \/ 2","offer_id":43313085415472,"sku":"CQE-CT-00201","price":2971.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter \/ Fiberglass \/ 1.5","offer_id":43313085448240,"sku":"CQE-WH-01135","price":3014.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter \/ Fiberglass \/ 2","offer_id":43313085481008,"sku":"CQE-CT-00202","price":3664.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter \/ Stainless Steel \/ 1.5","offer_id":43313085513776,"sku":"CQE-WH-01137","price":4071.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter \/ Stainless Steel \/ 2","offer_id":43313085546544,"sku":"CQE-CT-00203","price":4721.0,"currency_code":"USD","in_stock":true},{"title":"With Softener \/ Fiberglass \/ 1.5","offer_id":43313085579312,"sku":"CQE-WH-01139","price":2757.0,"currency_code":"USD","in_stock":true},{"title":"With Softener \/ Fiberglass \/ 2","offer_id":43313085612080,"sku":"CQE-CT-00204","price":3407.0,"currency_code":"USD","in_stock":true},{"title":"With Softener \/ Stainless Steel \/ 1.5","offer_id":43313085644848,"sku":"CQE-WH-01141","price":4078.0,"currency_code":"USD","in_stock":true},{"title":"With Softener \/ Stainless Steel \/ 2","offer_id":43313085677616,"sku":"CQE-CT-00205","price":4728.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter and Softener \/ Fiberglass \/ 1.5","offer_id":43313085710384,"sku":"CQE-WH-01143","price":3910.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter and Softener \/ Fiberglass \/ 2","offer_id":43313085743152,"sku":"CQE-CT-00206","price":4560.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter and Softener \/ Stainless Steel \/ 1.5","offer_id":43313085775920,"sku":"CQE-WH-01145","price":5697.0,"currency_code":"USD","in_stock":true},{"title":"With SMART Filter and Softener \/ Stainless Steel \/ 2","offer_id":43313085808688,"sku":"CQE-CT-00207","price":6347.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/standalone-fiberglass-1-5-nitrate-whole-house-water-filter-crystal-quest-whole-house-water-filters-32897600782429.jpg?v=1781767578"},{"product_id":"refrigerator-in-line-nitrate-multi-plus-water-filter-system","title":"Crystal Quest Nitrate Removal + SMART Refrigerator \/ In-Line Water Filter System (CQE-RF-00707)","description":"\u003cp\u003eThe Crystal Quest Nitrate Removal + SMART Refrigerator \/ In-Line Water Filter System uses nitrate-selective resin rated for 90% to 95% nitrate reduction, plus SMART multi-media filtration, on the water line to a refrigerator or ice maker. The cartridge is regenerated by hand with a salt solution every 20 to 30 days.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNitrate-selective resin rated for 90% to 95% nitrate reduction\u003c\/li\u003e\n\u003cli\u003eBreakthrough is not affected by sulfate levels\u003c\/li\u003e\n\u003cli\u003eRegenerates with ordinary salt brine, so the cartridge stays in service\u003c\/li\u003e\n\u003cli\u003eERA-6500, ERA-9500 and two types of coconut shell GAC address chlorine, chloramine, pesticides and herbicides\u003c\/li\u003e\n\u003cli\u003eTwo 1-micron filter pads capture fine particles\u003c\/li\u003e\n\u003cli\u003eAlso suits water fountains, water coolers, commercial coffee makers and ice machines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eRefrigerator \/ in-line water filter system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Media\u003c\/td\u003e\n\u003ctd\u003eNitrate-selective resin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Reduction\u003c\/td\u003e\n\u003ctd\u003e90% to 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Capacity\u003c\/td\u003e\n\u003ctd\u003e3000 ppm as CaCO3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Media\u003c\/td\u003e\n\u003ctd\u003eTwo 1-micron filter pads, ERA-6500, ERA-9500, coconut shell and catalytic GAC, anion exchange resin, ceramic and tourmaline balls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegeneration\u003c\/td\u003e\n\u003ctd\u003eEvery 20 to 30 days with sodium chloride brine, depending on nitrate level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested Flow Rate\u003c\/td\u003e\n\u003ctd\u003e0.3 to 0.5 GPM or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003e1\/4\" o.d. high-pressure quick-connect fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e5\" L x 14\" H x 5\" W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClearance\u003c\/td\u003e\n\u003ctd\u003e10\" unit height plus 4\" to change cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e6 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eTo estimate gallon capacity, divide 3000 by your nitrate level in ppm as CaCO3\u003c\/li\u003e\n\u003cli\u003eRegeneration: dissolve 2-3 cups of salt in 3-4 cups of water, soak the cartridge 1-2 hours, soak in tap water another 1-2 hours, then rinse and reinstall\u003c\/li\u003e\n\u003cli\u003eRegeneration is not required before first use\u003c\/li\u003e\n\u003cli\u003eAvailable for 3\/8\" tubing, which requires a conversion package ordered separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. This filter is suited to homes that need nitrate reduction at a refrigerator or other point-of-use appliance and can keep up with a monthly salt soak. Without regular regeneration the nitrate media becomes exhausted, so plan regeneration around the nitrate level shown in a water test.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eFree shipping on orders over $200\u003c\/p\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"Default Title","offer_id":50895800795184,"sku":"CQE-RF-00707","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/nitrate-removal-smart-refrigerator-in-line-water-filter-system-crystal-quest-inline-water-filters-16335706062941.jpg?v=1793071935"},{"product_id":"water-cooler-reverse-osmosis-nitrate-filter-cartridge","title":"Crystal Quest Nitrate Removal Inline Filter Cartridge for Reverse Osmosis and Water Coolers","description":"\u003cp\u003eThe Crystal Quest Nitrate Removal Inline Filter Cartridge reduces nitrate through anion exchange: its nitrate-selective resin holds nitrate and releases chloride in its place. It installs inline with RO systems, water coolers and ice maker lines.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNitrate-selective Eaglesorb resin dedicated to nitrate reduction\u003c\/li\u003e\n\u003cli\u003eRestorable media can be regenerated with a salt (brine) solution instead of discarded\u003c\/li\u003e\n\u003cli\u003eWorks as a pre or post filter for point-of-use reverse osmosis\u003c\/li\u003e\n\u003cli\u003eOptional nitrate stage for Thunder under-sink RO, the Countertop RO System and bottleless water coolers\u003c\/li\u003e\n\u003cli\u003eThreaded elbow connector at each end with a flow arrow on the label\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eCQE-RC-04061\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSealed inline filter cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eEaglesorb Nitrate Removal (nitrate-selective resin)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment Method\u003c\/td\u003e\n\u003ctd\u003eAnion exchange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget\u003c\/td\u003e\n\u003ctd\u003eNitrate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegeneration\u003c\/td\u003e\n\u003ctd\u003eSalt (brine) solution; frequency set by the nitrate level in the water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Supply\u003c\/td\u003e\n\u003ctd\u003eCold water only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003eThreaded elbow connector at each end\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible With\u003c\/td\u003e\n\u003ctd\u003eThunder under-sink RO systems (e.g. Thunder 1000C), Countertop Reverse Osmosis System, bottleless water coolers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003eSingle, Pack of 2, Pack of 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMade In\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eApplications: pre and post point-of-use RO, ice maker and refrigerator lines, water cooler or fountain\u003c\/li\u003e\n\u003cli\u003ePlumbs inline on supply tubing; not a slot-in replacement for a refrigerator's built-in filter\u003c\/li\u003e\n\u003cli\u003eNot designed to treat chlorine or chemical tastes, VOCs, metals, fluoride, arsenic, bacteria or viruses; use only on microbiologically safe water\u003c\/li\u003e\n\u003cli\u003eNo regeneration needed before first use; flush about 15 minutes before first use\u003c\/li\u003e\n\u003cli\u003eInstall where your system's manual specifies\u003c\/li\u003e\n\u003cli\u003eCartridge color is subject to change without notice\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. How often the cartridge needs replacing or regenerating depends on the nitrate level in your water. Contact our team before the first regeneration and we can help with the procedure.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eFree shipping on orders over $200\u003c\/p\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"Single","offer_id":50895851323440,"sku":"CQE-RC-04061","price":59.0,"currency_code":"USD","in_stock":true},{"title":"Pack of 2","offer_id":50895851356208,"sku":"CQE-RC-04061-2PK","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Pack of 4","offer_id":50895851388976,"sku":"CQE-RC-04061-4PK","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/nitrate-removal-inline-filter-ro-cartridge-crystal-quest-water-filter-cartridges-1263598068.webp?v=1793072115"},{"product_id":"nitrate-filter-cartridge","title":"Crystal Quest Nitrate Removal Replacement Filter Cartridge, Nitrate-Selective Resin, 0.5 to 6 GPM","description":"\u003cp\u003eNitrate has no color, odor or taste, so it can only be found by testing, and it turns up most often in private rural wells. The Crystal Quest Nitrate Removal Filter Cartridge uses a nitrate-selective anion exchange resin in a standard filter housing, with no electricity or drain line.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIon exchange captures nitrate ions and releases an equal charge of chloride\u003c\/li\u003e\n\u003cli\u003eMacroporous resin favors nitrate over sulfate, for water with moderate to high sulfate\u003c\/li\u003e\n\u003cli\u003eStrong base anion exchanger supplied in the chloride form, with opaque resin beads\u003c\/li\u003e\n\u003cli\u003eFour sizes from 0.5 to 6 GPM for countertop, under-sink and whole house housings\u003c\/li\u003e\n\u003cli\u003eWorks in a standard filter housing with no electricity or drain line\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSizes (Diameter x Height)\u003c\/td\u003e\n\u003ctd\u003e2-7\/8\" x 9-3\/4\", 2-7\/8\" x 20\", 4-5\/8\" x 9-3\/4\", 4-5\/8\" x 20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFits Housing\u003c\/td\u003e\n\u003ctd\u003e2.5\" x 10\" \/ 2.5\" x 20\" \/ 5\" x 10\" Big Blue \/ 5\" x 20\" Big Blue (by size, in the order above)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Rate\u003c\/td\u003e\n\u003ctd\u003e0.5 GPM (1.9 lpm) \/ 2.5 GPM (9.4 lpm) \/ 3 GPM (11.4 lpm) \/ 6 GPM (22.7 lpm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eEaglesorb nitrate removal resin, strong base anion exchanger in chloride form\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment Method\u003c\/td\u003e\n\u003ctd\u003eIon exchange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003ePolyolefin inner and outer wraps, polyethylene netting, polypropylene end caps, Buna-N gaskets, 1-micron end-cap pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Pressure\u003c\/td\u003e\n\u003ctd\u003e20 to 60 psi (1.4 to 4.1 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e40 to 90 F (4 to 32 C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Limit\u003c\/td\u003e\n\u003ctd\u003eDrinking water limit cited as 10 mg\/L as nitrogen (45 mg\/L as nitrate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003eSingle, pack of 2, pack of 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eNo fixed replacement interval; media life depends on incoming nitrate, sulfate, flow and usage\u003c\/li\u003e\n\u003cli\u003eResin is used faster with higher nitrate, higher sulfate and higher flow; test treated water regularly to know when to replace\u003c\/li\u003e\n\u003cli\u003eNot designed to treat bacteria, viruses, hardness, iron, arsenic, fluoride, chlorine or chemical tastes\u003c\/li\u003e\n\u003cli\u003eUse only on microbiologically safe water; test for bacteria as well as nitrate and sulfate\u003c\/li\u003e\n\u003cli\u003eManufactured under ISO 9001 quality management\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. Common nitrate sources include septic systems, feedlots and farm fertilizer that reach groundwater. Countertop and under-sink systems use the 2-7\/8\" x 9-3\/4\" size, while whole house systems use the slim 20\" or Big Blue sizes. For added carbon and redox media in one cartridge, Crystal Quest also makes a Nitrate Removal + SMART Filter Cartridge.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eFree shipping on orders over $200\u003c\/p\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"2-7\/8\" x 9-3\/4\" \/ Single","offer_id":50895863644208,"sku":"CQE-RC-04007","price":59.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 9-3\/4\" \/ Pack of 2","offer_id":50895863676976,"sku":"CQE-RC-04007-2PK","price":118.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 9-3\/4\" \/ Pack of 4","offer_id":50895863709744,"sku":"CQE-RC-04007-4PK","price":236.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 20\" \/ Single","offer_id":50895863742512,"sku":"CQE-RC-04020","price":158.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 20\" \/ Pack of 2","offer_id":50895863775280,"sku":"CQE-RC-04020-2PK","price":316.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 20\" \/ Pack of 4","offer_id":50895863808048,"sku":"CQE-RC-04020-4PK","price":632.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 9-3\/4” \/ Single","offer_id":50895863840816,"sku":"CQE-RC-04066","price":164.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 9-3\/4” \/ Pack of 2","offer_id":50895863873584,"sku":"CQE-RC-04066-2PK","price":328.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 9-3\/4” \/ Pack of 4","offer_id":50895863906352,"sku":"CQE-RC-04066-4PK","price":656.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 20” \/ Single","offer_id":50895863939120,"sku":"CQE-RC-04069","price":241.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 20” \/ Pack of 2","offer_id":50895863971888,"sku":"CQE-RC-04069-2PK","price":482.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 20” \/ Pack of 4","offer_id":50895864004656,"sku":"CQE-RC-04069-4PK","price":964.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/nitrate-removal-filter-cartridge-crystal-quest-water-filter-cartridges-1263260619.webp?v=1793072166"},{"product_id":"nitrate-multistage-filter-cartridge","title":"Crystal Quest Nitrate Removal + SMART Replacement Filter Cartridge, Multi-Media, 0.5 to 6 GPM","description":"\u003cp\u003eThe Crystal Quest Nitrate Removal + SMART Filter Cartridge combines nitrate-selective ion exchange resin with coconut shell activated carbon and ERA 6500 and 9500 copper-zinc redox media in one cartridge. It is made for systems that call for nitrate treatment plus SMART filtration.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNitrate-selective resin exchanges nitrate for chloride and stays selective when sulfate is present\u003c\/li\u003e\n\u003cli\u003eCoconut shell GAC targets chlorine, taste, odor and organic chemicals\u003c\/li\u003e\n\u003cli\u003eERA 6500 redox alloy for chlorine and ERA 9500 for ferrous iron and hydrogen sulfide\u003c\/li\u003e\n\u003cli\u003eRedox media also holds some dissolved heavy metals\u003c\/li\u003e\n\u003cli\u003eFour sizes from 0.5 to 6 GPM for countertop, under-sink and whole house housings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSizes (Diameter x Height)\u003c\/td\u003e\n\u003ctd\u003e2-7\/8\" x 9-3\/4\", 2-7\/8\" x 20\", 4-5\/8\" x 9-3\/4\", 4-5\/8\" x 20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Rate\u003c\/td\u003e\n\u003ctd\u003e0.5 GPM (1.9 lpm) \/ 2.5 GPM (9.4 lpm) \/ 3 GPM (11.4 lpm) \/ 6 GPM (22.7 lpm) (by size, in the order above)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eNitrate-selective strong base anion resin (chloride form), coconut shell GAC, ERA 6500, ERA 9500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment Methods\u003c\/td\u003e\n\u003ctd\u003eSelective ion exchange, carbon adsorption, redox\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eERA Operating pH\u003c\/td\u003e\n\u003ctd\u003e6.5 to 8.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eSealed shell, polypropylene end caps, polyolefin inner and outer wraps, polyethylene netting, Buna-N gaskets, 1-micron end-cap pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Pressure\u003c\/td\u003e\n\u003ctd\u003e20 to 60 psi (1.4 to 4.1 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e40 to 90 F (4 to 32 C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Limit\u003c\/td\u003e\n\u003ctd\u003eU.S. drinking water limit of 45 mg\/L measured as nitrate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003eSingle, pack of 2, pack of 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eNo capacity figure is published; media life depends on incoming nitrate, water conditions and usage\u003c\/li\u003e\n\u003cli\u003eNitrate passes through once the resin sites are full, so test treated water to know when to replace\u003c\/li\u003e\n\u003cli\u003eNot designed to treat bacteria and viruses, fluoride, arsenic, hardness or TDS\u003c\/li\u003e\n\u003cli\u003eNot a drop-in for every SMART position; a standard SMART position or RO pre-filter takes a standard SMART cartridge unless the system calls for this combination\u003c\/li\u003e\n\u003cli\u003eDo not attempt regeneration without instructions confirmed for this cartridge and system\u003c\/li\u003e\n\u003cli\u003eManufactured under ISO 9001 quality management\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. Nitrate has no taste, smell or color, so testing is the only way to detect it. If your system uses two housings, a standalone SMART cartridge followed by a Nitrate Removal Filter Cartridge is an alternative setup.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eFree shipping on orders over $200\u003c\/p\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"2-7\/8\" x 9-3\/4\" \/ Single","offer_id":50895898837040,"sku":"CQE-RC-04050","price":59.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 9-3\/4\" \/ Pack of 2","offer_id":50895898869808,"sku":"CQE-RC-04050-2PK","price":118.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8\" x 9-3\/4\" \/ Pack of 4","offer_id":50895898902576,"sku":"CQE-RC-04050-4PK","price":236.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 20” \/ Single","offer_id":50895898935344,"sku":"CQE-RC-04097","price":158.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 20” \/ Pack of 2","offer_id":50895898968112,"sku":"CQE-RC-04097-2PK","price":316.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 20” \/ Pack of 4","offer_id":50895899000880,"sku":"CQE-RC-04097-4PK","price":632.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 9-3\/4” \/ Single","offer_id":50895899033648,"sku":"CQE-RC-04098","price":164.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 9-3\/4” \/ Pack of 2","offer_id":50895899066416,"sku":"CQE-RC-04098-2PK","price":328.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 9-3\/4” \/ Pack of 4","offer_id":50895899099184,"sku":"CQE-RC-04098-4PK","price":656.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 20” \/ Single","offer_id":50895899131952,"sku":"CQE-RC-04099","price":241.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 20” \/ Pack of 2","offer_id":50895899164720,"sku":"CQE-RC-04099-2PK","price":482.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8” x 20” \/ Pack of 4","offer_id":50895899197488,"sku":"CQE-RC-04099-4PK","price":964.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/nitrate-removal-smart-filter-cartridge-crystal-quest-water-filter-cartridges-1263260630.webp?v=1793072303"},{"product_id":"nitrate-under-sink-water-filter-system","title":"Crystal Quest Nitrate Under Sink Water Filter System, Single, Double or Triple","description":"\u003cp\u003eThe Crystal Quest Nitrate Under Sink Water Filter System uses nitrate-selective media rated for 90% to 95% nitrate reduction, and its breakthrough is not affected by sulfate levels. The nitrate cartridge is regenerated by hand with a simple salt brine every 20 to 30 days.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNitrate-selective media with 90% to 95% nitrate reduction\u003c\/li\u003e\n\u003cli\u003eNitrate cartridge is reusable: regenerate with salt brine every 20 to 30 days, depending on nitrate level\u003c\/li\u003e\n\u003cli\u003eNo regeneration needed before first use\u003c\/li\u003e\n\u003cli\u003eDouble and triple models add a SMART cartridge with Eagle Redox Alloy 6500 and 9500, ion exchange resin and GAC\u003c\/li\u003e\n\u003cli\u003eTriple model adds a 5-micron solid carbon block for VOCs, pesticides and industrial solvents\u003c\/li\u003e\n\u003cli\u003eFaucet and all installation hardware included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfigurations\u003c\/td\u003e\n\u003ctd\u003eSingle, Double, Triple\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStages\u003c\/td\u003e\n\u003ctd\u003eSingle: Nitrate \/ Double: Nitrate + SMART \/ Triple: Nitrate + SMART + Carbon Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Reduction\u003c\/td\u003e\n\u003ctd\u003e90% to 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNitrate Capacity\u003c\/td\u003e\n\u003ctd\u003e3,000 ppm nitrate as CaCO3 per regeneration cycle (gallons = 3,000 divided by influent nitrate in ppm as CaCO3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegeneration\u003c\/td\u003e\n\u003ctd\u003eManual, salt brine of 2 to 3 cups salt in 3 to 4 cups water, every 20 to 30 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L x H x W)\u003c\/td\u003e\n\u003ctd\u003eSingle 5\" x 14\" x 5\" \/ Double 10\" x 14\" x 5\" \/ Triple 15\" x 14\" x 5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Flow Rate\u003c\/td\u003e\n\u003ctd\u003e0.5 GPM (1.9 LPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Size\u003c\/td\u003e\n\u003ctd\u003e1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Pressure\u003c\/td\u003e\n\u003ctd\u003e20 to 60 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e40 to 90 F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCartridge Size\u003c\/td\u003e\n\u003ctd\u003e2-7\/8\" x 9-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Cartridges\u003c\/td\u003e\n\u003ctd\u003eNitrate CQE-RC-04007 (all), SMART CQE-RC-04002 (Double, Triple), Carbon Block CQE-RC-04000 (Triple)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eTo regenerate: soak the nitrate cartridge in brine for 1 to 2 hours, soak in tap water for 1 to 2 hours, rinse under running water and reinstall\u003c\/li\u003e\n\u003cli\u003eWithout regeneration the nitrate media becomes exhausted and stops reducing nitrate\u003c\/li\u003e\n\u003cli\u003eInstallation valve must be selected when ordering: saddle valve for hard copper tubing or T-valve for flex tubing\u003c\/li\u003e\n\u003cli\u003eA leak detector or flood-prevention valve is recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized Crystal Quest dealer. This system installs under the sink and feeds its own faucet. Nitrate capacity per cycle depends on the nitrate level in your water, so a water test helps set the regeneration schedule.\u003c\/p\u003e\n\n\u003ch3\u003eNeed Help?\u003c\/h3\u003e\n\u003cp\u003eFree shipping on orders over $200\u003c\/p\u003e\n\u003cp\u003eIf you have questions about this product before you order, our team is happy to help.\u003c\/p\u003e\n\u003cp\u003eEmail: \u003ca href=\"mailto:support@avermontdirect.com\" target=\"_blank\" rel=\"noopener\"\u003esupport@avermontdirect.com\u003c\/a\u003e\u003cbr\u003e\nPhone: \u003ca href=\"tel:+18444553695\" target=\"_blank\" rel=\"noopener\"\u003e+1 (844) 455-3695\u003c\/a\u003e\u003cbr\u003e\nHours: Monday–Friday, 9AM–5PM\u003cbr\u003e\nLive Chat: Available 24\/7\u003c\/p\u003e","brand":"Crystal Quest","offers":[{"title":"Single","offer_id":50895920463920,"sku":"CQE-US-00322","price":160.9,"currency_code":"USD","in_stock":true},{"title":"Double","offer_id":50895920496688,"sku":"CQE-US-00323","price":201.35,"currency_code":"USD","in_stock":true},{"title":"Triple","offer_id":50895920529456,"sku":"CQE-US-00324","price":232.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/single-nitrate-under-sink-water-filter-system-crystal-quest-under-sink-water-filters-33135897575517.png?v=1793072376"}],"url":"https:\/\/avermontdirect.com\/collections\/nitrate-removal.oembed","provider":"Avermont Direct","version":"1.0","type":"link"}