Check your current filter. The easiest way to find the size you need is to look at the filter that's already inside of your HVAC. The length, width, and depth dimensions are usually listed on the ...

Forbes Home content is supported by our Forbes Home Advisory Board. This panel of licensed general contractors and plumbers helps to review articles and advise on content at various stages in the ...

It gets worse. The room is too big for a single central air conditioning vent to cool adequately. Not far from my desk, there's always a fan running. (Needless to say, 85ºF isn't ideal for working.) ...