{"title":"Central\/Ducted Systems","description":"","products":[{"product_id":"mrcool®-3-8-x-3-4-no-vac®-quick-connect®-line-set","title":"MRCOOL DIY 3\/8\" x 3\/4\" No-Vac Pre-Charged Line Set | Compatible with Universal, Central Ducted VersaPro® \u0026 Hyper Heat 2nd Gen Systems | R454B Refrigerant","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThis MRCOOL 3\/8\" x 3\/4\" No-Vac Pre-Charged Line Set provides a complete, ready-to-install connection for your ductless mini-split system. Pre-charged with R454B refrigerant and featuring innovative No-Vac technology for quick, easy installation without requiring a vacuum pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCompatible with a wide range of systems including Universal, Central Ducted VersaPro®, and Hyper Heat 2nd Gen models. The durable, insulated copper lines ensure efficient performance and reliable operation for both heating and cooling applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003ePre-charged with R454B refrigerant\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eNo-Vac technology for simplified installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eUniversal compatibility with multiple system types\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eDurable construction for long-term reliability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eComplete line set ready for professional or DIY installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003ePerfect for new installations, system replacements, or upgrades to your existing HVAC setup.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"15 feet","offer_id":43841830846684,"sku":"NV15-3834-O","price":334.0,"currency_code":"USD","in_stock":true},{"title":"25 feet","offer_id":43841830879452,"sku":"NV25-3834-O","price":440.0,"currency_code":"USD","in_stock":true},{"title":"35 feet","offer_id":43841830912220,"sku":"NV35-3834-O","price":550.0,"currency_code":"USD","in_stock":true},{"title":"50 feet","offer_id":43841830944988,"sku":"NV50-3834-O","price":722.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/mc-nov-qc-lset-3D-img-1000px-01.png?v=1678774538"},{"product_id":"mrcool-universal-series-5kw-heat-kit-uphk05","title":"MRCOOL Universal Series 5kW Heat Kit | With Circuit Breaker, R-454B | Model UHK05","description":"\u003cul\u003e\n\u003cli\u003eWorks with \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eMRCOOL Universal Series Air Handlers - R-454B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following Universal air handlers: UAH18024-O, UAH18030-O, UAH18036-O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy purchase a heat kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric heat strips or heat kits are a supplemental or secondary heat source that is installed inside the air handler. Often compared to a \"big blow dryer\", the heat kit directly distributes \u003c\/span\u003eheating output into the ducts. The use of heat kits is predominantly used in emergency cases when the heat pump is temporarily down or if the outside temperature is extremely cold. While not as energy efficient as heat pumps, heat kits are used as necessary and generally for short periods of time.\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43846502842588,"sku":"UHK05","price":181.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/MRCOOL5KWUniversalAirHandlerHeatStripwithCircuitBreaker_MHK05U-Side2-PremiumHomeSource_768x_b8cc172c-9c57-4e59-9538-314a95570ee1.webp?v=1680707824"},{"product_id":"mrcool-universal-series-8kw-heat-kit-uhk08","title":"MRCOOL Universal Series 8kW Heat Kit | With Circuit Breaker, R-454B | Model UHK08","description":"\u003cul\u003e\n\u003cli\u003eWorks with \u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eMRCOOL Universal Series Air Handlers - R-454B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following Universal air handlers: UAH18024-O, UAH18030-O, UAH18036-O, UAH18048-O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy purchase a heat kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric heat strips or heat kits are a supplemental or secondary heat source that is installed inside the air handler. Often compared to a \"big blow dryer\", the heat kit directly distributes \u003c\/span\u003eheating output into the ducts. The use of heat kits is predominantly used in emergency cases when the heat pump is temporarily down or if the outside temperature is extremely cold. While not as energy efficient as heat pumps, heat kits are used as necessary and generally for short periods of time.\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43846506709212,"sku":"UHK08","price":235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/MRCOOL5KWUniversalAirHandlerHeatStripwithCircuitBreaker_MHK05U-Side2-PremiumHomeSource_768x_60f9c54d-24f2-48ab-b883-710e594a7d0e.webp?v=1680707946"},{"product_id":"mrcool-universal-series-10kw-heat-kit-uhk10","title":"MRCOOL Universal Series 10kW Heat Kit | With Circuit Breaker, R-454B | Model UHK10","description":"\u003cul\u003e\n\u003cli\u003eWorks with \u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eMRCOOL Universal Series Air Handlers - R-454B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following Universal air handlers: UAH18024-O, UAH18030-O, UAH18036-O, UAH18048-O, UAH18060-O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy purchase a heat kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric heat strips or heat kits are a supplemental or secondary heat source that is installed inside the air handler. Often compared to a \"big blow dryer\", the heat kit directly distributes \u003c\/span\u003eheating output into the ducts. The use of heat kits is predominantly used in emergency cases when the heat pump is temporarily down or if the outside temperature is extremely cold. While not as energy efficient as heat pumps, heat kits are used as necessary and generally for short periods of time.\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43846507790556,"sku":"UHK10","price":252.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/MRCOOL5KWUniversalAirHandlerHeatStripwithCircuitBreaker_MHK05U-Side2-PremiumHomeSource_768x_8d200681-6324-4c4a-8dec-ea6b166b515a.webp?v=1680708106"},{"product_id":"mrcool-universal-series-15kw-heat-kit-uhk15","title":"MRCOOL Universal Series 15kW Heat Kit | With Circuit Breaker, R-454B | Model UHK15","description":"\u003cul\u003e\n\u003cli\u003eWorks with \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eMRCOOL Universal Series Air Handlers - R-454B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following Universal air handlers: UAH18024-O, UAH18030-O, UAH18036-O, UAH18048-O, UAH18060-O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy purchase a heat kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric heat strips or heat kits are a supplemental or secondary heat source that is installed inside the air handler. Often compared to a \"big blow dryer\", the heat kit directly distributes \u003c\/span\u003eheating output into the ducts. The use of heat kits is predominantly used in emergency cases when the heat pump is temporarily down or if the outside temperature is extremely cold. While not as energy efficient as heat pumps, heat kits are used as necessary and generally for short periods of time.\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43846508871900,"sku":"UHK15","price":326.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/MRCOOL5KWUniversalAirHandlerHeatStripwithCircuitBreaker_MHK05U-Side2-PremiumHomeSource_768x_e5873563-59fa-4ab6-94c9-b05b3341675a.webp?v=1680708912"},{"product_id":"mrcool-universal-series-20kw-heat-kit-uhk20","title":"MRCOOL Universal Series 20kW Heat Kit | With Circuit Breaker, R-454B | Model UHK20","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eWorks with MRCOOL Universal Series Air Handlers - R-454B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following Universal air handlers: UAH18036-O, UAH18048-O, UAH18060-O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy purchase a heat kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric heat strips or heat kits are a supplemental or secondary heat source that is installed inside the air handler. Often compared to a \"big blow dryer\", the heat kit directly distributes \u003c\/span\u003eheating output into the ducts. The use of heat kits is predominantly used in emergency cases when the heat pump is temporarily down or if the outside temperature is extremely cold. While not as energy efficient as heat pumps, heat kits are used as necessary and generally for short periods of time.\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43846510477532,"sku":"UHK20","price":383.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/MRCOOL5KWUniversalAirHandlerHeatStripwithCircuitBreaker_MHK05U-Side2-PremiumHomeSource_768x_bef9dda4-0906-45f4-ad2a-08fd1a37414b.webp?v=1680709325"},{"product_id":"mrcool-3-8-no-vac-coupler-3-4-no-vac-coupler-for-central-ducted-and-universal-series-nvcoupler-3834","title":"MrCool 3\/8 No-Vac Coupler + 3\/4 No-Vac Coupler for Central Ducted and Universal Series, NVCOUPLER-3834","description":"\u003cp\u003eThe MrCool Universal Quick Connect Line Set Coupler Kit allows you to extend the length of a MrCool Universal Quick Connect Pre-Charged Line Set beyond its standard length by connecting it with a second MrCool Universal Pre-Charged line set. This will enable you to meet the needs of your particular installation without being forced to rely on traditional line sets and time-consuming installation techniques. Meanwhile, you will be able to deploy a MrCool Universal\u003cspan\u003e \u003c\/span\u003eheat pump\u003cspan\u003e \u003c\/span\u003ein locations that it would otherwise not be able to operate.\u003c\/p\u003e\n\u003cp\u003eSo, how does the MrCool Universal Quick Connect Line Set Coupler Kit work with the MrCool Universal Pre-Charged lines? Simply use the screw-on ends to connect two couplers to one end of a Universal Quick Connect line. Then screw the opposite ends of the couplers to a second Universal Quick Connect line. Use a wrench to make sure the connections are tight, cover the connections with the provided insulation tape, then slide the insulation sleeves over the couplers to ensure no copper tubing is exposed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe MrCool 3\/8 No-Vac Coupler + 3\/4 No-Vac Coupler kit is intended for use only with the Quick Connect Pre-Charged line set on the MrCool Central Ducted and Universal Series heat pumps.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eThis coupler kit is not compatible with the MrCool DIY\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eor any other\u003cspan\u003e \u003c\/span\u003eHVAC\u003cspan\u003e \u003c\/span\u003eproduct.\u003c\/p\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43847361593564,"sku":"NVCOUPLER-3834","price":64.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/c_30adf674-9430-463d-b6b5-5e726e9aca4e.png?v=1678965255"},{"product_id":"mrcool-versapro-hyper-heat-2nd-gen-5kw-heat-kit","title":"MRCOOL VersaPro® \u0026 Hyper Heat 2nd Gen 5kW Heat Kit | R454B Compatible | Model MVPHK05","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eWorks with VersaPro 2nd Gen - Central Ducted Hyper Heat 2nd Gen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following central air handlers: MVP-18-HP-MUAH-230A00-O, MVP-24-HP-MUAH-230A00-O, MVP-30-HP-MUAH-230A00-O, MVP-36-HP-MUAH-230A00-O\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43847384137948,"sku":"MVPHK05","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/1_b21bb5e1-8c04-451f-ad3b-4dc78e447c90.webp?v=1678965651"},{"product_id":"mrcool-versapro-hyper-heat-2nd-gen-8kw-heat-kit","title":"MRCOOL VersaPro® \u0026 Hyper Heat 2nd Gen 8kW Heat Kit | R454B Compatible | Model MVPHK08","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eWorks with VersaPro 2nd Gen - Central Ducted Hyper Heat 2nd Gen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following central air handlers: MVP-18-HP-MUAH-230A00-O, MVP-24-HP-MUAH-230A00-O, MVP-30-HP-MUAH-230A00-O, MVP-36-HP-MUAH-230A00-O, MVP-48-HP-MUAH-230A00-O\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43847390331100,"sku":"MVPHK08","price":161.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/1_3cd89017-b648-41b0-b3ad-8c33adaf26ca.webp?v=1678965741"},{"product_id":"mrcool-versapro-hyper-heat-2nd-gen-10kw-heat-kit","title":"MRCOOL VersaPro® \u0026 Hyper Heat 2nd Gen 10kW Heat Kit | R454B Compatible | Model MVPHK10","description":"\u003cul\u003e\n\u003cli\u003eWorks with \u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eVersaPro 2nd Gen - Central Ducted Hyper Heat 2nd Gen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following central air handlers: MVP-18-HP-MUAH-230A00-O, MVP-24-HP-MUAH-230A00-O, MVP-30-HP-MUAH-230A00-O, MVP-36-HP-MUAH-230A00-O, MVP-48-HP-MUAH-230A00-O, MVP-60-HP-MUAH-230A00-O\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43847402815708,"sku":"MVPHK10","price":194.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/1_c372a016-ef2c-405b-861a-4ac56007495a.webp?v=1678965857"},{"product_id":"mrcool-versapro-hyper-heat-2nd-gen-15kw-heat-kit","title":"MRCOOL VersaPro® \u0026 Hyper Heat 2nd Gen 15kW Heat Kit | R454B Compatible | Model MVPHK15","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eVersaPro 2nd Gen - Central Ducted Hyper Heat 2nd Gen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following central air handlers: MVP-24-HP-MUAH-230A00-O, MVP-30-HP-MUAH-230A00-O, MVP-36-HP-MUAH-230A00-O, MVP-48-HP-MUAH-230A00-O, MVP-60-HP-MUAH-230A00-O\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43847410417884,"sku":"MVPHK15","price":237.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/1_174715ba-77a2-4db8-a7d5-277bfaf8b4ea.webp?v=1678965927"},{"product_id":"mrcool-versapro-hyper-heat-2nd-gen-20kw-heat-kit","title":"MRCOOL VersaPro® \u0026 Hyper Heat 2nd Gen 20kW Heat Kit | R454B Compatible | Model MVPHK20","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eVersaPro 2nd Gen - Central Ducted Hyper Heat 2nd Gen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with the following central air handlers: MVP-36-HP-MUAH-230A00-O, MVP-48-HP-MUAH-230A00-O, MVP-60-HP-MUAH-230A00-O\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mrcool","offers":[{"title":"Default Title","offer_id":43847419429084,"sku":"MVPHK20","price":280.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/2026\/3900\/products\/1_ad186c1b-a759-4ce7-a589-9798255c6831.webp?v=1678966049"}],"url":"https:\/\/www.dreamkitchenandhome.com\/collections\/central-ducted-systems.oembed","provider":"DreamKitchenandHome","version":"1.0","type":"link"}