Water Heater Vent Type B Double Wall

The inner pipe efficiently contains the warm flue gases.

Water heater vent type b double wall.

It is made for residential and commercial applications and it is commonly used for water heaters furnaces boilers wall heaters and space heaters. Vent termination chart using listed type b gas vent caps may terminate in accordance with this table. Die formed ends to assure uniform sizing. Ul approved type b gas vent products form a continuous passageway from an approved gas appliance to.

Smaller diameter double wall to double wall vent pipe sections utilize twist lock fittings with no screws larger diameter b vent pipes might require screws on. The outer pipe of corrosion resistant galvanized steel insures strength safety and durability. It is a double wall metal. A type b vent is a metal substance designed for gas venting systems.

Direct vent water heaters. The air space between the inner and outer pipes provides insulation to keep the flue gases on the rise. Cap connection for furnace and water heater in. This article series describes b vent metal chimneys used for gas fired appliances.

Amerivent class b gas vent uses a double wall of metal pipe for insulation and safety. Thd sku 456098. Type b vents come in many different shapes and sizes including oval and round. 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.

Ameri vent gas vent pipes. 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. With a direct vent system air for combustion is drawn from a vent pipe that runs through an exterior wall or the roof. 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.

The amerivent all metal double wall gas vent is listed as type b by underwriters laboratories inc. Type b gas vent components. And is approved for such residential and commercial applications as category 1 water heaters boilers furnaces space heaters or wall heaters. 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.

Round type b gas vent pipe made of strong durable galvanized steel. We discuss fire safety fire clearances and other gas appliance venting details for b vent chimneys.