{"product_id":"eaglesorb-anti-scale-water-filter-cartridge","title":"Crystal Quest Eaglesorb ES3 Anti-Scale Water Filter Cartridge, Salt-Free","description":"\u003cp\u003eThe Crystal Quest Eaglesorb ES3 Anti-Scale Water Filter Cartridge reduces hard-water scale without salt, a brine tank, wastewater or power. Its media converts dissolved calcium and magnesium into tiny stable crystals that are less likely to form scale on fixtures, appliances and heating surfaces.\u003c\/p\u003e\n\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSalt-free catalytic conditioning reduces scale from calcium and magnesium\u003c\/li\u003e\n\u003cli\u003eNo brine tank, regeneration, backwash, wastewater or electricity\u003c\/li\u003e\n\u003cli\u003eMinerals stay in the water; nothing is added and nothing needs refilling\u003c\/li\u003e\n\u003cli\u003eExisting scale slowly dissolves over time\u003c\/li\u003e\n\u003cli\u003eFour sizes fit 2.5\" x 10\", 2.5\" x 20\", 5\" x 10\" Big Blue and 5\" x 20\" Big Blue 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\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eEaglesorb ES3 anti-scale media\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTreatment Method\u003c\/td\u003e\n\u003ctd\u003eCatalytic conditioning (salt-free)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2-7\/8\" x 9-3\/4\" (CQE-RC-04113)\u003c\/td\u003e\n\u003ctd\u003eFits 2.5\" x 10\"; 1.5 GPM (5.6 lpm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2-7\/8\" x 20\" (CQE-RC-04114)\u003c\/td\u003e\n\u003ctd\u003eFits 2.5\" x 20\"; 2.5 GPM (9.4 lpm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4-5\/8\" x 9-3\/4\" (CQE-RC-04115)\u003c\/td\u003e\n\u003ctd\u003eFits 5\" x 10\" Big Blue; 3 GPM (11.4 lpm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4-5\/8\" x 20\" (CQE-RC-04116)\u003c\/td\u003e\n\u003ctd\u003eFits 5\" x 20\" Big Blue; contact us to confirm flow rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Pads\u003c\/td\u003e\n\u003ctd\u003e1-micron pads behind the end-cap openings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eThis is not a water softener; a hardness test will read about the same before and after treatment\u003c\/li\u003e\n\u003cli\u003ePretreatment is required for iron, manganese, copper, oil, hydrogen sulfide, phosphate, and chlorine above 3 ppm\u003c\/li\u003e\n\u003cli\u003eFor household hardness of 25 grains per gallon or more, a salt-based softener is recommended instead\u003c\/li\u003e\n\u003cli\u003eNot designed to treat chlorine, chemicals, heavy metals or microbiological contaminants; pair with a sediment, carbon or SMART cartridge for filtration\u003c\/li\u003e\n\u003cli\u003eHeavy, long-standing scale may need one manual cleaning\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 cartridge drops into standard slim and Big Blue housings and suits homes that want scale control while keeping minerals in the water. If you need true softening, our team can point you to a cation resin cartridge or a whole house softener.\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":50895933145136,"sku":"CQE-RC-04113","price":77.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 9-3\/4” \/ Pack of 2","offer_id":50895933177904,"sku":"CQE-RC-04113-2PK","price":154.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 9-3\/4” \/ Pack of 4","offer_id":50895933210672,"sku":"CQE-RC-04113-4PK","price":308.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 20” \/ Single","offer_id":50895933243440,"sku":"CQE-RC-04114","price":128.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 20” \/ Pack of 2","offer_id":50895933276208,"sku":"CQE-RC-04114-2PK","price":256.0,"currency_code":"USD","in_stock":true},{"title":"2-7\/8” x 20” \/ Pack of 4","offer_id":50895933308976,"sku":"CQE-RC-04114-4PK","price":512.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8\" x 9-3\/4\" \/ Single","offer_id":50895933341744,"sku":"CQE-RC-04115","price":134.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8\" x 9-3\/4\" \/ Pack of 2","offer_id":50895933374512,"sku":"CQE-RC-04115-2PK","price":268.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8\" x 9-3\/4\" \/ Pack of 4","offer_id":50895933407280,"sku":"CQE-RC-04115-4PK","price":536.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8\" x 20\" \/ Single","offer_id":50895933440048,"sku":"CQE-RC-04116","price":231.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8\" x 20\" \/ Pack of 2","offer_id":50895933472816,"sku":"CQE-RC-04116-2PK","price":462.0,"currency_code":"USD","in_stock":true},{"title":"4-5\/8\" x 20\" \/ Pack of 4","offer_id":50895933505584,"sku":"CQE-RC-04116-4PK","price":924.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/eaglesorb-es3-anti-scale-water-filter-cartridge-crystal-quest-water-filter-cartridges-1263260675.webp?v=1793072417","url":"https:\/\/avermontdirect.com\/products\/eaglesorb-anti-scale-water-filter-cartridge","provider":"Avermont Direct","version":"1.0","type":"link"}