Backdraft means the exhaust gasses move downward in the exhaust pipe.
Gas water heater exhaust fan.
We do not sell any parts for these units.
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The system works solely through natural convection based on the principle that hot air rises.
The n the gasses end up inside the home near.
These blowers are part number specific for a particular water heater.
The hot exhaust gases from a natural draft water heater rise through an open draft diverter and out through a metal duct.
Power venting water heaters are considered more energy efficient than a standard direct vent system and are more effective at preventing back draft air from entering the water heater.
Standard water heaters the most common type often use a method known as atmospheric venting.
Hot exhaust from the water heater naturally rises up through the vent and into the air outdoors creating a draw that promotes this upward airflow.
On some gas water heater models a power vent blower fan will be used to draw the exhaust fumes through the flue.
Gas fired water heaters like those illustrated here must be supplied with adequate combustion air and the heater s exhaust gases must be vented to outdoors.
Smith power vent gas water heaters are equipped with an electric blower fan that is installed on top of the water heater which requires an electrical outlet to be close to the water heater.
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Power vented water heaters work the same as ordinary water heaters but the exhaust gases are blown out with a small fan instead of rising upwards through metal pipes.
Natural gas or propane hot water heaters are generally less expensive to operate than electric heaters but installing a standard vent in a house.
Braided stainless steel water softener connector.
The vent consists of a vertical or upward sloping vent duct that typically ties into a common vent.
The vent system must be installed by a qualified person.
The blower pushes the exhaust and excess heat through the exhaust venting.
A direct vent system pulls in.
Do not attempt to try and make something work as a misapplication could result in serious injury or death.
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The difference is that a power vent water heater pulls in combustion air from the space around the appliance then uses a fan to propel the exhaust through the vent.
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After market replacements these blowers fans are sold as complete assemblies.
With a vent pipe that is too large the water heater does not produce enough heat to sufficiently warm the vent pipe to get water heater exhaust gases to rise out of the home.
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