An air filter on a home air conditioning and furnace unit requires changing on a regular basis. The filter is a key part of the performance of the unit to keep the cool or warm air flowing freely. A ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. Given that the average person in the U.S. spends 90% of their time inside, indoor air quality can have a significant impact on ...

Air conditioning units can fail and falter for a number of reasons but the most common reason an AC stops cooling is a dirty filter. The good news? A clogged filter is easy to clean or replace on most ...

Many office buildings, residential homes and apartments have an air conditioning system. This could be anything from a portable unit, a wall-mounted unit or an HVAC system. Air conditioners come with ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...

Like any appliance, air conditioners need a little TLC to deliver optimal performance. ACs that haven’t been kept in top-notch condition tend to struggle most. We asked air conditioner pros and ...

So winter is upon us, and that means you'll need your HVAC system in tip-top shape. And no, you don't need to cover your HVAC unit this winter; you just need to maintain it. For many people, HVAC ...