Vocabulary 121-130 Flashcards
Return air
The air conveyed from,a an air-conditioned space back to the central plant for processing and recirculation
Chimney
A vertical, incombustible structure containing a four through which the smoke and gases of a fire or furnace
Flue
An incombustible passage of duct for smoke in a chimney
Vent
A pipe or opening in a wall by which products of combustion are carried from a furnace or other appliance to the outside
Damper
A movable plate for regulating the draft in a fireplace, stove, or furnace
Water main
The main pipe in cities which carries potable water to all service connections
Service pipe
A pipe connecting a building to a water or a gas main
Drainage system
A system of pipes, traps, etc. To carry sewage, waste water, or rainwater, to a sewage system
Trap
A U or S shaped piece of drainpipe, below a basin, in which liquid remains, sealing the opening from sewer gas
Vent system
A system of pipes supplying a flow of air to or from a drainage system to prevent odours from entering the building and prevent back pressures
