Do I need an HVAC license to buy MRCOOL products?

No! MRCOOL DIY systems are designed for homeowners, contractors, and anyone handy with basic tools. You do not need a license to purchase or install most MRCOOL products.

Do you offer free shipping?

Yes. We offer free shipping to the lower 48 states on all full MRCOOL systems and most bundled packages. Smaller items may have calculated rates.

What makes MRCOOL DIY Direct different?

We are the USA’s most trusted independent MRCOOL dealer. We offer expert support, fast shipping, and exclusive early access to new generation systems and accessories.

Installation Accessories – Simplify Your HVAC Installation

Flare Union Kit — Set of 2 Brass Male-Male Refrigeration Flare Unions for Copper Line Sets (1/4"×3/8", 1/4"×1/2", 3/8"×5/8", 1/4"×5/8")

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Flare Union Kit — Set of 2 Brass Male-Male Refrigeration Flare Unions for Copper Line Sets (1/4"×3/8", 1/4"×1/2", 3/8"×5/8", 1/4"×5/8")

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Flare Union

Regular price $9.49 USD

Regular price ~~$10.99 USD~~ Sale price $9.49 USD
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Adjustable 83017 3 x 7 in. PVC Wall Duct Sleeve Flex Wall Sleeve 3 x 5 to 7 in

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Adjustable 83017 3 x 7 in. PVC Wall Duct Sleeve Flex Wall Sleeve 3 x 5 to 7 in

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Vendor:
Rectorseal

Regular price $48.16 USD

Regular price ~~$58.99 USD~~ Sale price $48.16 USD
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MRCOOL® Condenser Risers – Heavy-Duty Dual Mounts for Condenser Units - Pair

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MRCOOL® Condenser Risers – Heavy-Duty Dual Mounts for Condenser Units - Pair

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Vendor:
MRCOOL

Regular price $79.00 USD

Regular price ~~$119.99 USD~~ Sale price $79.00 USD
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Flare Union Kit — Set of 2 Brass Male-Male Refrigeration Flare Unions for Copper Line Sets (1/4"×3/8", 1/4"×1/2", 3/8"×5/8", 1/4"×5/8")

Flare Union Kit — Set of 2 Brass Male-Male Refrigeration Flare Unions for Copper Line Sets (1/4"×3/8", 1/4"×1/2", 3/8"×5/8", 1/4"×5/8")

Adjustable 83017 3 x 7 in. PVC Wall Duct Sleeve Flex Wall Sleeve 3 x 5 to 7 in

Adjustable 83017 3 x 7 in. PVC Wall Duct Sleeve Flex Wall Sleeve 3 x 5 to 7 in

MRCOOL® Condenser Risers – Heavy-Duty Dual Mounts for Condenser Units - Pair

MRCOOL® Condenser Risers – Heavy-Duty Dual Mounts for Condenser Units - Pair

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23 products

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Flare Union Kit — Set of 2 Brass Male-Male Refrigeration Flare Unions for Copper Line Sets (1/4"×3/8", 1/4"×1/2", 3/8"×5/8", 1/4"×5/8")

Flare Union Kit — Set of 2 Brass Male-Male Refrigeration Flare Unions for Copper Line Sets (1/4"×3/8", 1/4"×1/2", 3/8"×5/8", 1/4"×5/8")

Adjustable 83017 3 x 7 in. PVC Wall Duct Sleeve Flex Wall Sleeve 3 x 5 to 7 in

Adjustable 83017 3 x 7 in. PVC Wall Duct Sleeve Flex Wall Sleeve 3 x 5 to 7 in

MRCOOL® Condenser Risers – Heavy-Duty Dual Mounts for Condenser Units - Pair

MRCOOL® Condenser Risers – Heavy-Duty Dual Mounts for Condenser Units - Pair