Venting A Power Vent Gas Water Heater

Gas water heater vent configurations standard atmospheric vent.

Venting a power vent gas water heater.

The duct may be metal or plastic depending on the type of vent system. All water heater venting systems use a vent duct or pipe also called a chimney or flue to bring exhaust gases from the water heater to the outdoors. Smith power vent gas water heaters are equipped with an electric blower fan that is installed on top. With a power vent model the vents exhaust horizontally out of a pipe.

Standard atmospheric water heaters are the most common type of residential gas water heaters. Natural gas or propane hot water heaters are generally less expensive to operate than electric heaters but installing a standard vent in a house. A direct vent system pulls in. Water heater ducts may lead directly outdoors or they may tie into a larger vent duct that also serves a gas or propane furnace or boiler in the home.

The hot exhaust gases from a natural draft water heater rise through an open draft diverter and out through a metal duct. A power vent water heater differs from the older direct vent water heaters in terms of where the venting is found. Direct vent models can only be attached to your home s chimney where the gasses are vertically expelled from the heater. 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.