A complete home heating and cooling system built by hand this MR Cool installation shows how one builder adds comfort and efficiency with simple tools turning a regular house into a climate controlled ...

Ductless mini-split air conditioners offer powerful cooling without bulky window units or expensive ductwork.

Q: I am one of a growing number of Americans with a new mini-split heat pump. I have no idea how to maintain it or use it efficiently. I’ve talked with many other owners and we are all largely in the ...

Most of the rest of the world has relied on ductless mini-split systems for their heating and cooling needs for decades, but that has not been the case in the U.S. That’s because a majority of homes ...

Every technician remembers the first time they encountered a ductless mini-split and the panic they felt inside. Not only do these units look unusual, but they behave to some extent differently from ...