Collections
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Fortress® 4.5" Line Guard Covers & Components – Compatible With MRCOOL MLG450 Kits
Upgrade and protect your HVAC installation with the RectorSeal Fortress® 4.5" Line...
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Genuine MRCOOL DIY Line Set Couplers and Control Wire
Extend your DIY Pre-Charged Lineset effortlessly with Genuine MRCOOL Couplers and Control...
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Genuine MRCOOL Replacement Parts available from MRCOOL DIY Direct
Genuine MRCOOL® Replacement HVAC Parts — OEM Quality, Nationwide Shipping...
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High-Quality Surge Protectors – Buy Direct from MRCOOL DIY Direct!
Protect Your HVAC System with High-Quality RectorSeal Surge Protectors – Buy Direct...
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In-Home Extended Warranties from CPS
MRCOOL DIY Direct – Your Trusted Source for CPS Warranty Protection Plans...
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Installation Accessories
Explore Our Extensive Range of MRCOOL® Installation Accessories | MRCOOL® DIY Direct...
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Low Stock - MRCOOL HVAC
Limited Availability: Last Remaining MRCOOL HVAC Systems with R-410A Refrigerant Looking for...
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Mini-Split Line Set Covers & Line-Hide Systems
Mini-Split Line Set Covers & Line-Hide Systems MRCOOL DIY Direct stocks the...
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Mini-Split Tools and Accessories
Elevate Your HVAC Experience with MrCool's Mini-Split Tools and Accessories Discover the...
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Miscellaneous HVAC Parts — Sensors, Switches, Valves, Sending Units & Accessories
Miscellaneous HVAC Parts — Sensors, Switches, Valves, Sending Units & Accessories Explore...
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Modular Blowers
The MRCOOL Multi-Position Modular Blower is designed to provide reliable and efficient...
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Monthly Best Sellers
Discover Our Best-Selling Products at MRCOOL DIY Direct, Your Top Source for...
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MRCOOL 2 Zone Ceiling Cassettes
Experience the pinnacle of comfort and convenience with the MRCOOL DIY 4th...
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MRCOOL 2nd Generation Central Ducted Heat Pump Systems – Custom Quotes
The MRCOOL 2nd Generation Central Ducted Heat Pump Systems collection includes our...
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MRCOOL 3 Zone Ceiling Cassettes
MRCOOL DIY 4th Gen 3 Zone Mini Split Systems: Triple the Comfort,...
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MRCOOL 4 Zone Ceiling Cassettes
MRCOOL DIY 4th Gen 4 Zone Mini Split Systems: Quadruple the Excellence...
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MRCOOL 5 Zone Ceiling Cassettes
MRCOOL DIY 4th Gen 5 Zone Mini Split Systems: Quintessential Comfort Across...
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MRCOOL 5th Gen 2-Zone DIY Multi-Zone Mini Split Systems | ENERGY STAR®
Take control of your home comfort with the all-new MRCOOL 5th Generation...
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MRCOOL 5th Gen 3-Zone DIY Multi-Zone Mini Split Systems | ENERGY STAR®
Customize your comfort like never before with the MRCOOL 5th Generation 3-Zone...
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MRCOOL 5th Gen 4-Zone DIY Multi-Zone Mini Split Systems | ENERGY STAR®
Take full control of your home or business with the MRCOOL 5th...
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MRCOOL 5th Gen 5-Zone DIY Multi-Zone Mini Split Systems | ENERGY STAR®
Maximize comfort and efficiency with the MRCOOL 5th Generation 5-Zone DIY Multi-Zone...
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MRCOOL 5th Gen 6-Zone DIY Multi-Zone Mini Split Systems | NEW for 2025
Introducing the largest and most advanced DIY mini split system from MRCOOL—new...
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MRCOOL 5th Gen DIY Hyper Heat Single Zone Mini Split Systems (-22°F Heating)
MRCOOL® 5th Gen DIY® Hyper Heat Single Zone Mini Split Systems Upgrade...
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MrCool Advantage Series Mini Split Air Conditioner and Heat Pump System
The MrCool Advantage Series Mini Split Air Conditioner and Heat Pump Available...
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MRCOOL Air Conditioner Heat Pump LIne Sets
MRCOOL® Air Conditioner & Heat Pump Line Sets Professional-Grade & DIY-Ready Options...
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MRCOOL Air Handlers
MRCOOL® Air Handlers & Cased “A” Coils Explore MRCOOL indoor solutions for...
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MRCOOL Central Air Conditioner & Gas Furnace Split Systems
MRCOOL Central Air Conditioner & Gas Furnace Split Systems Discover the future...
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MRCOOL Central Ducted Air Handlers
MRCOOL Central Ducted Air Handlers Collection Welcome to our comprehensive collection of...
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MRCOOL Central Ducted Heat Pump Systems (Universal, HyperHeat & VersaPro)
MRCOOL Central Ducted Heat Pump Systems – Black Friday 2025 Deals Upgrade...
