Installation of any MRCOOL HVAC product must comply with all applicable codes and regulations. The service of a certified and trained electrical technician may be required for the installation process. Some of the tools you’ll need are: a stud finder, a level, a drill, a three-and-a-half-inch hole saw, and an adjustable wrench. Once you’ve found the right spot in your space to install the mini split, use the included wall template to measure where you would like to place your indoor air handler.

Installation of any MRCOOL HVAC product must comply with all applicable codes and regulations. The service of a certified and trained electrical technician may be required for the installation process. The Third Generation MrCool DIY ductless mini split is finally here! There are a few upgrades from the second generation, so if you're looking to get one of these to heat or cool your space, you might want to take a look at this video to see how to install it. This time around, the MrCool DIY duct