Your modern air conditioner can double as an efficient heater, potentially slashing winter heating bills by up to 40%. By ...

Storing heat may be the last thing you think of when turning on an air conditioning unit, but one model takes advantage of the sweltering weather to heat water while cooling the air. The aptly named ...

OK, you’ve exhausted all of the existing air from an interior space; now how do you replace it? You bring in makeup air from another source. For the purpose of an HVAC discussion, your source will be ...

Compare plans tailored to your home & budget. No matter where you live, air conditioning units can provide comfort and an escape from the heat in the hotter seasons. Unfortunately, thousands of people ...