{"product_id":"mrcool-diy®-5th-gen-hyper-heat-18-000-btu-wall-mount-mini-split-system-230v-with-25-ft-line-set-diyhh-18-hp-wm-230d25-o","title":"MRCOOL DIY® 5th Gen Hyper Heat 18,000 BTU Wall Mount Mini Split System, 230V with 25 Ft. Line Set (DIYHH-18-HP-WM-230D25-O)","description":"\u003cp\u003eThe MRCOOL DIY 5th Gen Hyper Heat 18,000 BTU wall mount mini split is a 208\/230V ductless heat pump rated at 21.2 SEER, sized for spaces of 500–800 sq. ft., and installs with a pre-charged 25-ft. DIY QuickConnect line set that needs no vacuum pump or gauges.\u003c\/p\u003e\n\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue DIY installation\u003c\/strong\u003e — no special tools, HVAC license, or professional installer required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25-ft. DIY QuickConnect line set\u003c\/strong\u003e, pre-charged with R-454B refrigerant, so there's no vacuuming step.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIYPRO cable\u003c\/strong\u003e replaces electrical conduit, adding protection against weather, animals, and everyday wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible controls\u003c\/strong\u003e — included handheld remote, the SmartHVAC app (Apple and Android), or voice commands via Amazon Alexa and Google Assistant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow Me function\u003c\/strong\u003e adjusts airflow based on the remote's location; the Gold Fin condenser coating resists corrosion, including in coastal climates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-Restart, Timer, and Sleep modes\u003c\/strong\u003e keep the system running on schedule and efficiently after a power interruption.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs \u0026amp; Features\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003e18,000 BTU cooling \/ heating (Hyper Heat)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEfficiency\u003c\/th\u003e\n\u003ctd\u003e21.2 SEER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e208\/230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoverage Area\u003c\/th\u003e\n\u003ctd\u003e500–800 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIndoor Unit Type\u003c\/th\u003e\n\u003ctd\u003eWall mount air handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLine Set\u003c\/th\u003e\n\u003ctd\u003e25 ft., DIY QuickConnect, pre-charged with R-454B refrigerant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eIntertek Listed 5031495\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e7-year compressor, 5-year parts (with online registration); MRCOOL Care Program enrollment adds a limited lifetime replacement benefit and annual care kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003eAuto-Restart resumes operation automatically after a power outage.\u003c\/li\u003e\n\u003cli\u003eRemote control included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cp\u003eAvermont Direct is an authorized MRCOOL dealer. This DIY 18,000 BTU Hyper Heat single-zone system lets a homeowner heat and cool a space up to 800 sq. ft. without hiring an HVAC professional, using the included pre-charged line set and DIYPRO cable. It carries a 7-year compressor and 5-year parts warranty with online registration, and suits a single room or open living area needing efficient, code-compliant supplemental heating and cooling.\u003c\/p\u003e\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":"MRCOOL","offers":[{"title":"Default Title","offer_id":43485322936368,"sku":"DIYHH-18-HP-WM-230D25-O","price":3173.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/4646\/0720\/files\/MRCOOLDIYHyperHeatWall.webp?v=1786624763","url":"https:\/\/avermontdirect.com\/products\/mrcool-diy%c2%ae-5th-gen-hyper-heat-18-000-btu-wall-mount-mini-split-system-230v-with-25-ft-line-set-diyhh-18-hp-wm-230d25-o","provider":"Avermont Direct","version":"1.0","type":"link"}