With a direct vent system air for combustion is drawn from a vent pipe that runs through an exterior wall or the roof.
Water heater wall vent.
The direct vent water boiler is another type of water heater venting that you should know about.
In that installation separate intake and exhaust vent pipes are run between the water heater and interior wall and only the wall penetration and.
Gas water heater installation kit concentric vent rinnai water heater venting parts aluminum water heater venting parts wall vent guard 10 inch thimble related products 3 4 in.
Fip x 24 in.
Direct vent water heaters.
Single wall gas water heater vent pipe connector cannot be installed closer than 6 from any combustible materials such as floor wall framing paper etc.
Push to connect x 1 in.
The difference is that a power vent water heater pulls in combustion air from the space.
Water heater vent pipe clearances and restrictions.
Braided stainless steel water softener connector.
Instead both systems typically expel exhaust through a pipe that runs outside through an exterior wall.
Such installation could create pyrophoric conditions and a fire hazard.
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.