A dirty filter slows everything down and forces the unit to work harder, sometimes to the point where it stops cooling altoge ...

If you suspect there’s mold inside your AC unit, the U.S. Environmental Protection Agency recommends unplugging and turning ...

Regularly cleaning your window AC has many benefits. It can improve your unit's cooling and energy efficiency, filter out more allergens in the air, eliminate off-putting odors, increase its ...

return air duct or in a window AC unit, etc. Next, make sure you get the right filter size -- the dimensions are usually printed on the side of the filter – so you can make sure you're buying ...