As a general rule of thumb, air ducts should be cleaned every three to five years. However, there are issues that may require immediate attention. "If you suspect mold, vermin, or excess dust and ...

HVAC ductwork includes pipe or closed conduits made of sheet metal, fiberglass board, or other suitable material for conducting air to and from an air handling unit. HVAC is an acronym for heating, ...

Duct heaters are used to heat moving gas streams. They are installed in the middle of a moving air / gas stream in order to provide forced flow heat convection. A duct heater can also be used to ...

The passenger allegedly told a flight attendant about “wanting and needing to exit the aircraft now,” then jumped on her, ...

An assertive group of cross-country travelers pinned and duct-taped an unruly passenger mid-flight this week after he allegedly tried to force open a plane door at 30,000 feet, according to public ...