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.

🛠️ 5th Gen Multi-Zone Systems Now Available! Order Today! 🔧

☀️ Exclusive End of Summer DIY® HVAC Sale – Huge Savings On Single Zones!💸

🏅 MRCOOL DIY Direct: America's #1 Most Trusted MRCOOL Dealer!

Installer's Toolkit: Must-Have Resources for DIY HVAC Success

Aur conditioning system direct trane carrier

Guide to Selecting the Right Sized MRCOOL Mini ...

October 11, 2023MrCool DIY

Selecting the right MRCOOL mini split system depends on accurately matching your room size with the appropriate BTU rating. Our guide explains how to calculate your room's square footage, use...

Guide to Selecting the Right Sized MRCOOL Mini ...

October 11, 2023MrCool DIY

Selecting the right MRCOOL mini split system depends on accurately matching your room size with the appropriate BTU rating. Our guide explains how to calculate your room's square footage, use...

Shop with confidence at MRCOOL DIY DIRECT, an independent, family-owned HVAC business proudly recognized as a BBB Accredited Business. From our local roots to a nationwide customer base, we’re committed to delivering exceptional service, transparent business practices, and top-quality MRCOOL products. When you shop with us, you support a small business that values integrity, expertise, and your comfort—wherever you are in the U.S.