Venting A Gas Water Heater Through Wall

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.

Venting a gas water heater through wall.

All solid liquid or gas fueled water heater whether they are tank type or tankless must vent through the roof unless they are direct vent. Robert k norwich ct. 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 only other option is an electric water heater which requires no vent.

This water heater is found in different homes. Atmospheric gas water heaters vent their exhaust through a vertical or upward sloping metal duct vent to exit the home. My water heater is now the only thing venting into the masonry chimney. The new furnace vents directly through the wall to the exterior.

Instead both systems typically expel exhaust through a pipe that runs outside through an exterior wall. The difference is that a power vent water heater pulls in combustion air from the space. Venting a hot water heater through the wall atmospheric water heater. Direct venting or side wall vent chimney and flue systems are a method of venting the exhaust gases from a heating appliance directly out through the side wall of a building while eliminating the need for a vertical chimney of any sort.

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. Yes you can vent a gas fired water heater out of the wall if it is either a power vent unit. Atmospheric venting works on the principle of hot air rising. Do you think it s necessary to have a chimney liner installed.

They do make two models of power vent units one is called a direct vent power vent as bob harper pointed out it draws its combustion air from outside unlike a standard power vent unit which burns its combustion air from the dwelling. The direct vent water boiler is another type of water heater venting that you should know. I m concerned about exhaust gas damage that might be occurring inside my chimney. This venting may either be dedicated to the water heater or can be shared with other atmospheric vent appliances such as a furnace.

Direct vent water boiler.