Since determining that the common hydrochlorofluorocarbon refrigerant R-22, which has been in use for decades, is not as healthy for the environment as experts once thought, the Environment...

Forced air heating systems are used in most homes to day to make houses comfortable when the temperature dips below zero degrees. In North America, 35 million homes are heated by these syst...

Should you treat your ducts with chemicals for cleaning? When you are about to hire a duct cleaning company, you are more conscious about the expertise and experience of the cleaners than a...

Types of HVAC Dampers A house with centralized AC generally has multiple rooms that are cooled and heated by the cooling unit with a duct system. But often times many rooms of the house ma...