What is a draft hood?
A draft hood is placed above the upper most part of the gas furnace to draw air into the chimney and makes it possible to draw more or less air through the chimney as necessary to create a constant flow. Hot air, if not put through a draft hood would create a strong air flow through the burners.
What is a draft hood connector?
The draft hood connector connects Type B gas vent directly to an appliance draft hood. The flexible inlet can be shaped to fit oval draft hood outlets.
What is the air that is drawn into the draft hood called?
Dilution air is that air which is drawn in through the draft hood or draft diverter relief opening.
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What is Type L vent?
Type L vents are designed for venting approved oil-fired and natural-gas appliances that produce draft hood flue gasses that do not exceed a temperature of 570º F (299º C), or 926º F (299º C) for 10 minutes in an over-fire situation. The minimum clearance from combustible materials is generally 3 inches.
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What does a draft hood prevent?
When properly installed, the draft hood cools the combustion products and allows them to . ow safely from the building. It also protects heater operation during updrafts and downdrafts that are caused by indoor/outdoor air pressure differences.
What is a spud HVAC?
A spud is another name for a gas fitting. A light gas will flow more through an orifice.
What is the purpose of a draft?
The federal government uses the draft to find eligible men to serve in the United States armed forces. This usually happens if the armed forces are not large enough to provide the necessary number of soldiers to fight a war.
What is Type C vent?
Type C vents are used only as connectors. They are single walled galvanized pipes, and as such often called “galvanized pipes”. They are used only for venting gas or oil. Using a C vent with solid fuel appliances can cause extremely toxic fumes.
What is the purpose of the draft hood?
What is purpose of draft diverter?
Draft diverters, or draft hoods, gather the exhaust gases from the flue(s) of a water heater in order to be safely vented to the exterior.
