Air conditioning ductwork uses malleable ducting pipes that are placed in the ceiling. These pipes route the cool air through ceiling vents or ducts in each room. The pipes which distribute air in the ...

I never knew that there was a Christmas version of an automatic air vent for a residential steam heating system. When I ...

A patient at San Antonio Regional Hospital in Upland, California, found himself in a peculiar predicament after climbing into ...

HVAC fans and blowers can be mounted to an exterior wall (ventilation unit) or above the ceiling (plenum fan), or used as part of a ducted system (duct fan). The fan spins or the blower turns by means ...