Venting A Gas Water Heater Through Wall

I recently inspected a split level home with a utility room that includes a 90 efficiency furnace and an electric water heater.

Venting a gas water heater through wall.

A power vent water heater will cost about the same as a tankless heater and avoiding a through the roof vent can make the difference in a tankless installation being affordable or not. My water heater is now the only thing venting into the masonry chimney. A water heater using atmospheric venting or direct venting will allow the fumes to exhaust naturally by rising straight up through a vertical vent which is routed to the home s chimney or through an upward sloping vent which may be routed through the chimney or through a wall to the home s exterior. The buyer wants to replace the electric water heater with gas.

Direct vent chimneys fireplaces. And if he vents it through a side wall what would be the considerations. The new furnace vents directly through the wall to the exterior. Atmospheric venting refers to a system in which exhaust from the water heater naturally rises out of the appliance s combustion chamber then travels up through a standard chimney style flue.

The blower pushes the exhaust and excess heat through the exhaust venting. The air that is used for combustion will come from the water vent this vent will either through the roof or from the outside of the wall. This vent also allows for off gasses to be unleashed outside too. Illustrations of proper gas fired water heater venting using type b double wall vent pipe through a roof above or through a chimney below include details for the flue vent connector such as the requirement of a minimum vent connector upwards slope of 1 4 per foot of horizontal run.

Exhaust gases are vented outdoors through a separate vent duct or through a separate chamber of the same pipe this requires a double wall vent duct. Direct vent water heaters. Do you think it s necessary to have a chimney liner installed. With a direct vent system air for combustion is drawn from a vent pipe that runs through an exterior wall or the roof.

Also you need to be aware of combustion air intake requirements for any type of heater. The direct vent water boiler is another type of water heater venting that you should know about. Sidewall vent direct vent direct exhaust systems for oil or gas fired heaters. Guide to choosing installing troubleshooting through wall or side wall venting exhaust devices for heating appliances like oil or gas fired boilers furnaces or water heaters photos examples of sidewall venting or direct venting installations that are improper and or.

Robert k norwich ct. 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. I m concerned about exhaust gas damage that might be occurring inside my chimney.