Water Heater Vent Type B Double Wall

The air space between the inner and outer pipes provides insulation to keep the flue gases on the rise.

Water heater vent type b double wall.

Double wall type b gas vent with an aluminum inner wall and a galvanized steel outer wall has proven to be the ideal choice in venting materials. Cap connection for furnace and water heater in. Type b gas vent components. Die formed ends to assure uniform sizing.

Type b vents come in many different shapes and sizes including oval and round. 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. We discuss fire safety fire clearances and other gas appliance venting details for b vent chimneys. Direct vent water heaters.

The inner pipe efficiently contains the warm flue gases. Thd sku 456098. A type b vent is a metal substance designed for gas venting systems. Vent termination chart using listed type b gas vent caps may terminate in accordance with this table.

This article series describes b vent metal chimneys used for gas fired appliances. Ameri vent gas vent pipes. Each of these ameri vent gas pipes features rugged double wall construction with aluminum alloy 1100 3003 or 3105 inner pipe and corrosion resistant galvanized steel outer pipe. The outer pipe of corrosion resistant galvanized steel insures strength safety and durability.

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. It is a double wall metal. Round type b gas vent pipe made of strong durable galvanized steel. If you are using a b vent which is a double wall vent pipe you supposed to use screws on the first connection only to the draft hood or to the single wall water heater vent pipe.

It is made for residential and commercial applications and it is commonly used for water heaters furnaces boilers wall heaters and space heaters. For use on approved gas appliances in residential commercial and industrial applications. And is approved for such residential and commercial applications as category 1 water heaters boilers furnaces space heaters or wall heaters. Type b vents ceiling floor wall clearances b vent clearances to combustibles clearance distances for a b vent to combustible materials in floors walls ceilings attics roofs.

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.