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Definitions for "DRAFT HOOD"
Keywords:  backdraft, vent, chimney, heater, stoppage
Related Terms: Flue, Backdrafting, B-vent, Draft, Damper, Hood, Direct vent, Venting, Vent-free, Breeching, Chimney, Bellows, Flue gas, Spark arrester, Spark arrestor, Stack, Nozzle, Combustion air, Gas valve, Exhaust fan, Funnel, Register, Range hood, Baffle, Air chamber, Secondary air, Fume hood, Burner, Air vent, Ventilator, Petcock, Chimney, Vent pipe, Blast gate, Primary air, Vent, Deflector, Baffles, Blower, Fireplace insert, Flue pipe, Pilot, Smoke chamber, Jet, Bleeder, Air pump, Air diffuser, Firebox, Bleeder valve, Orifice
A device built into an appliance, or made a part of the flue or vent connector from an appliance, which is designed to (a) assure the ready escape of the products of combustion from the combustion chamber in the event of no draft, back draft, or stoppage beyond the draft hood; (b) prevent a back draft from entering the combustion chamber of the appliance; and (c) neutralize the effect of stack action of the chimney or gas vent upon the operation of the appliance.
aga.org
A device, usually integral to a furnace, which maintains furnace draft by admitting room air into the vent.
steamesteem.com
A device built into an appliance or made as part of the flue or vent connector from the appliance designed to (1) provide for the ready escape of flue gases in the event of no draft, back draft or stoppage beyond the draft hood; (2) prevent a back draft from entering the appliance; (3) neutralize the effect of stack action of the chimney or gas vent upon the operation of the appliance. Also known as draft diverter.
abergas.co.nz
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