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Wisdom to Keep You Cool

We believe that by providing facts, resources and options - customers and resellers will choose MRCOOL

October 27, 2021 By MR COOL

Our Newly Patented MRCOOL DIY

MRCOOL is happy to announce that on 21 September 2021 it received Patent No. 11,125,479 from the United States Patent and Trademark Office. This ‘Apparatus and process for amateur HVAC installation’ patent makes the MRCOOL DIY the only ductless mini-split heat pump on the market with technology patented and verified to ease installation for nonprofessionals. […]

January 31, 2020 By MR COOL

Introducing the MRCOOL DIY 3rd Gen E Star Mini-Split

Maybe you’re the go-to fixer upper around your house, a home improvement guru, or just enjoy continuously reinventing your space. For any kind of DIYer, we have the product for you. Introducing the MRCOOL DIY 3rd Generation Energy Star Ductless Mini-Split Heat Pump.

October 19, 2016 By MR COOL

Precharged Line Sets Are For Real, Right?

Precharged line sets aren’t a new innovation in the HVAC industry, but they’re not exactly widespread either. When we tell people our MRCOOL DIY line sets do not need to be vacuumed down, plenty of installers out there, professional or otherwise, just don’t believe it. But, hey, don’t take my word for it! Precharged Line […]

September 1, 2016 By MR COOL

Tiny Home Cooling Works Best with MRCOOL

Tiny home cooling and heating is, obviously, an important consideration. If you’re thinking about joining this growing movement, let us explain to you exactly why a MRCOOL ductless mini-split heat pump is your best option. Tiny Home Cooling & You! Good planning is a critical step when transitioning from a conventional house to a tiny […]

August 19, 2015 By MR COOL

DIY Air Conditioner Condenser Cleaning

Your air conditioner condenser is like everything else in your home – it gets dirty. Obviously, this is less than ideal. Too much dirt and grime in your A/C will reduce energy efficiency, and is a leading cause of mechanical failure. Should you hire someone to clean the system or is DIY air conditioner condenser […]

July 2, 2015 By MR COOL

Do You Ductless Mini-Split DIY?

Building your own HVAC unit is not easy. Installing a unit you bought off the shelf is not as difficult, but it’s no walk in the park either. If you don’t know anything about how HVAC systems function, what to do with coolant lines, or the proper application of a screwdriver, you can run into […]

December 15, 2014 By MR COOL

MrCool DIY Puts Safety First

Installing a conventional ductless mini-split heat pump is not terribly difficult for a trained HVAC technician, but it isn’t something your typical homeowner can do by themselves without a good bit of instruction. Since we didn’t want people accidentally spraying coolant into their eyes while installing the MrCool DIY, safety was a priority during the […]

December 15, 2014 By MR COOL

MrCool, Is It Really Actually DIY?

People send me all sorts of questions via the Internets. One big question that keeps coming up is about the MrCool DIY. DIY stands for do-it-yourself. My first idea was to call it the MrCool Easy-To-Install-At-Home-By-Yourself-Or-Maybe-With-A-Friend, but the marketing department shot down that idea. Apparently, the MrCool ETIAHBYOMWAF is not as catchy as MrCool DIY. […]