Introducing the MRCOOL® DIY® 5th Gen Ductless Mini-Split: Innovation Just Got Even Better

MRCOOL® is thrilled to announce the arrival of the newest and most advanced addition to our award-winning DIY® series: Say hello to the 5th Gen DIY® Ductless Mini-Split Single Zone System!

Designed for homeowners who want powerful heating and cooling without the complexity or cost of traditional HVAC installation, the 5th Gen DIY® offers unmatched quality, performance, and convenience — taking the MRCOOL® experience to the next level.

What’s New with the 5th Gen DIY®?

We’ve listened to our customers and packed the 5th Gen with improvements that matter most:

• Higher Efficiency – Save even more on energy bills with superior SEER ratings.

• Enhanced Heating Capabilities – Keep your home warm and comfortable even during the coldest months.

• Improved Extreme Weather Performance – Whether it's a heatwave or a deep freeze, the 5th Gen is built to deliver year-round comfort.

• Eco-Friendly R454B Refrigerant – A greener, low-GWP refrigerant that helps protect the environment.

• Brand-New 9K System – Perfect for smaller spaces where efficient, targeted climate control is needed.

Easy to Install, Easy to Love

As always, the 5th Gen DIY® system is designed for true do-it-yourself installation. With MRCOOL®’s patented DIY® Quick Connect® line sets, homeowners and professional conrtactors can set up their new mini-split system without the need for specialized tools — saving time and money.

Available Now in Fall River, MA!

Ready to upgrade your comfort?
You can pick up the brand-new 5th Gen DIY® system today at:

• 198 Airport Rd, Fall River, MA 02720

Or shop here 

Don’t miss your chance to experience the best DIY® system MRCOOL® has ever created!