Double Wall Gas Water Heater Vent Pipe

Direct vent water heaters.

Double wall gas water heater vent pipe.

Single wall natural draft gas water heater vent pipe cannot be used in unheated areas like attic or garage even if only partially penetrating that space because such vent pipe installation will cause excessive condensation on vent pipe walls and compromise proper drafting double wall pipe b vent type is required. Apollopex corrugated stainless steel water heater connector was designed for the fast and simple installation of hot and cold water lines to water heaters using pex connections. Available in 1 finish. Venting pipe for water heaters bosch tankless waters heaters and gas boilers.

With a direct vent system air for combustion is drawn from a vent pipe that runs through an exterior wall or the roof. Amerivent class b gas vent uses a double wall of metal pipe for insulation and safety. Duravent 4 inner diameter fasnseal w2 al29 4c special gas vent pipe double wall 3 5 ips drain fitting. 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. The amerivent all metal double wall gas vent is listed as type b by underwriters laboratories inc. Ul approved type b gas vent products form a continuous passageway from an approved gas appliance to. Duravent 4 inch wall thimble with double wall construction and adjustable vent length from the fasnseal series.

The inner pipe efficiently contains the warm flue gases. And is approved for such residential and commercial applications as category 1 water heaters boilers furnaces space heaters or wall heaters. 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.

After applying pipe thread tape to the mnpt nipples on your water heater thread the fnpt end of the water heater connector onto the tank and tighten with. The outer pipe of corrosion resistant galvanized steel insures strength safety and durability.