Venting A Power Vent Hot Water Heater

All water heater venting systems use a vent duct or pipe also called a chimney or flue.

Venting a power vent hot water heater.

Failure to properly in stall the venting system can result in asphyxiation a fire or explo sion and can cause death serious bodily injury or property damage. Smith power vent gas water heaters are equipped with an electric blower fan that is installed on top. Direct vent models can only be attached to your home s chimney where the gasses are vertically expelled from the heater. The hot exhaust gases from a natural draft water heater rise through an open draft diverter and out through a metal duct.

The most common problem associated with water heater venting is a condition called. It cannot be connected to an existing vent pipe or chim ney. Proper venting prevents backdrafting. It must be terminated to the outdoors.

With a power vent model the vents exhaust horizontally out of a pipe. The power vent water heater requires its own separate venting system. 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. A power vent water heater differs from the older direct vent water heaters in terms of where the venting is found.

A direct vent system pulls in. 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. Venting a hot water heater. What you should know water heater venting basics.