Type B Gas Vent designed to the demands of the common category I appliance installation. Required where pipe terminates above the roof line. Use for vertical installations only.

• Listed to UL 441, UL 1777, and ULC S769
• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation, an innovative system for a lock tight connection called DuraLock
• 1 in. clearance to combustibles in single and multi-family dwellings
• Limited lifetime warranty

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Connects 4 in. Dia b-vent to the draft hood of the appliance
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Gives 4 in. b-vent run flexibility to bend around an obstruction like a stud and maintain 1 in. clearance
• Has 48 in. L to allow multiple bends
• Eliminates the need for b-vent to more easily connect an appliance to the b-vent wye or tee in the mechanical room

Type B Gas Vent pipe used to add length to a straight length of Type B Gas Vent. The 12 in. L pipe adds 3 in. to 10 in. L. This pipe requires a 2 in. overlap.

• Type B gas vent designed to the demands of the common category I appliance installation
• Use with natural gas and liquefied propane (LP) category I appliances with a draft hood
• Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation; an innovative system for a lock tight connection called DuraLock
• 1 in. clearance to combustibles in single and multi-family dwellings
• Available in 3 in. to 8 in. Dia
• Limited lifetime warranty
• Listed to UL 441, UL 1777, and ULC S808

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and Liquified Propane (LP) category I appliances with a draft hood
• Replacement tee cap for 5 in. Dia DuraVent B-vent
• Prevents flue gases from leaking out the 5 in. Dia B-vent tee
• Allows easy access to vent run for cleaning and inspection thru the b-vent tee

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Enables the angle of the 4 in. Dia vent run to be adjusted up to 90 degree from vertical, all vent runs must return to vertical before termination
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 10.5 in. L to a 4 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

DuraConnect and DuraConnect II is a flexible aluminum connector system. Can not to be enclosed and cannot penetrate through walls, floors, or ceilings. Twist-lock connectors on each end for fast, easy professional installations.

• Can be used when type B gas vent double wall connector is required
• Not to be enclosed and cannot penetrate through walls, floors and ceilings
• Twist lock connectors on each end
• 1 in. clearance to combustibles

DuraConnect and DuraConnect II is a flexible aluminum connector system. Can not to be enclosed and cannot penetrate through walls, floors, or ceilings. Twist-lock connectors on each end for fast, easy professional installations.

• Can be used when type B gas vent double wall connector is required
• Not to be enclosed and cannot penetrate through walls, floors and ceilings
• Twist lock connectors on each end
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Replacement tee cap for 6 in. Dia DuraVent B-vent
• Prevents flue gases from leaking out the 6 in. Dia b-vent tee
• Allows easy access to vent run for cleaning and inspection thru the b-vent tee

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 22.5 in. L to a 5 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 3 in. to 10 in. of adjustability to a 4 in. Dia b-vent run
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Allows 5 in. Dia DuraVent brand b-vent to be attached to the bottom of a different brand b-vent like Selkirk or MetalFab back to the appliance
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• Maintains UL listing for both brands of b-vent

Type B Gas Vent Wye is used to combine connectors from 2 or more appliances into a common vent. Branch swivels for alignment. Swivels on male end.

• Type B gas vent designed to the demands of the common category I appliance installation
• Use with natural gas and liquefied propane (LP) category I appliances with a draft hood
• Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation; an innovative system for a lock tight connection called DuraLock
• 1 in. clearance to combustibles in single and multi-family dwellings
• Available in 3 in. to 8 in. Dia
• Limited lifetime warranty
• Listed to UL 441, UL 1777, and ULC S868

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 10.5 in. L to a 5 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 10.5 in. L to a 3 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Allows a 4 in. Dia b-vent run to be increased to 5 in. for added draft
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 16.5 in. L to a 4 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 58.5 in. L to a 4 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 22.5 in. L to a 6 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Allows a 3 in. Dia b-vent run to be increased to 4 in. for added draft
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Designed to meet the rugged demand of the jobsite, with its inner wall recessed to eliminate damage in handling
• 1 in. clearance to combustible's in single and multi-family dwellings
• Innovative system for a lock tight connection called DuraLock

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and Liquified Propane (LP) category I appliances with a draft hood
• Allows 6 in. Dia DuraVent brand b-vent to be attached to the bottom of a different brand b-vent like Selkirk or MetalFab back to the appliance
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• Maintains UL listing for both brands of b-vent

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Enables the angle of the 3 ft. Dia vent run to be adjusted up to 90 from vertical, all vent runs must return to vertical before termination
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Allows 4 in. Dia DuraVent brand b-vent to be attached to the bottom of a different brand b-vent like Selkirk or metal fab back to the appliance
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• Maintains UL Listing for both brands of b-vent

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and Liquified Propane (LP) category I appliances with a draft hood
• Connects two 4 in. Dia b-vent flues to common vent to a larger 5 in. Dia b-vent to handle increased exhaust volume
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Dura Cap is required where the pipe terminates above the roof line. Use for vertical installations only.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation, an innovative system for a lock tight connection called DuraLock
• 1 in. clearance to combustibles in single and multi-family dwellings
• Available in 3 in. to 8 in. Dia
• Limited lifetime warranty
• Listed to UL 441, UL 1777 and ULC S628

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category i appliances with a draft hood
• Directs rain away from the flashing to prevent water penetration in attic
• Apply 500 caulking around the edge of the storm collar and the b-vent to prevent water penetration
• Made from galvanized steel to prevent corrosion

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Designed to meet the rugged demand of the jobsite, with its inner wall recessed to eliminate damage in handling
• 1 in. clearance to combustibles in single and multi-family dwellings
• Innovative system for a lock tight connection called DuraLock

Use for venting listed natural gas or liquid propane Category I, draft hood appliances, or appliances that have been specially tested and listed to use Type B Gas Vent. The appliances listed typically use Type B Gas Vent systems, but not always: Furnaces, Water Heaters, Boilers, Room Heaters, Decorative Gas Appliances, and Unit Heaters. To calculate installed length, subtract one 12 from each connection of vent. A 1 clearance (air space) to combustible materials must be maintained. To calculate OD add 58.

• Type B gas vent designed to the demands of the common category I appliance installation
• Use with natural gas and liquefied propane (LP) category I appliances with a draft hood
• 1 in. clearance to combustibles in single and multi-family dwellings
• Available in 3 in. Dia to 8 in. Dia
• Limited lifetime warranty
• Listed to UL 441, UL 1777 and ULC S816

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 22.5 in. L to a 4 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Designed to meet the rugged demand of the jobsite, with its inner wall recessed to eliminate damage in handling
• 1 in. clearance to combustibles in single and multi-family dwellings
• Innovative system for a lock tight connection called DuraLock

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Designed to meet the rugged demand of the jobsite, with its inner wall recessed to eliminate damage in handling
• 1 in. clearance to combustibles in single and multi-family dwellings
• Innovative system for a lock tight connection called duralock

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and Liquified Propane (LP) category I appliances with a draft hood
• Directs rain away from the flashing to prevent water penetration in attic
• Apply 500 caulking around the edge of the storm collar and the b-vent to prevent water penetration
• Made from galvanized steel to prevent corrosion

Type B Gas Vent adjustable pipe is used to add length to a straight length of Type B Gas Vent. The 12 in L adds 3 in L to 10 in L. This pipe requires a 2 in. overlap.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Designed to meet the rugged demand of the jobsite, with its inner wall recessed to eliminate damage in handling
• 1 in. clearance to combustibles in single and multi-family dwellings
• Innovative system for a lock tight connection called DuraLock

Type B Gas Vent is used for venting listed natural gas or liquid propane Category I, draft hood appliances, or appliances that have been specifically tested and listed to use Type B Gas Vent. The appliances listed typically use Type B Gas Vent systems, but not always: Furnaces, Water Heaters, Boilers, Room Heaters, Decorative Gas Appliances, and Unit Heaters. A 1 in. clearance to combustible material must be maintained. To calculate OD add 5/8 in.

• Type B gas vent designed to the demands of the common category I appliance installation
• Use with natural gas and liquified propane (lp) category I appliances with a draft hood
• Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation
• An innovative system for a lock tight connection called DuraLock
• 1 in. clearance to combustibles in single and multi-family dwellings
• Available in 3 in. thru 8 in. Dia
• To calculate installed length, subtract 1-1/2 in. from each connection of vent
• To calculate OD add 5/8 in.
• Limited lifetime warranty
• Listed to UL 441 and ULC S693

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Allows a 5 in. Dia B-vent run to be increased to 6 in. for added draft
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent Elbow offsets obstructions as needed. Elbows (3 in. to 8 in.) swivels 360 degree at base. The 90 degree elbow is adjustable from 0 in. to 90 in. sizes 3 in. to 10 in. Elbows must be supported when installed.

• Type B gas vent designed to the demands of the common category I appliance installation
• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation, an innovative system for a lock tight connection called DuraLock
• 1 in. clearance to combustibles in single and multi-family dwellings
• Available in 3 in. to 8 in. Dia
• Limited lifetime warranty
• Listed to UL 441, UL 1777 and ULC S779

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category i appliances with a draft hood
• Low profile rain cap prevents water from entering the vent system
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 22.5 in. L to a 3 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features a industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 34.5 in. L to a 4 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Allows 4 in. Dia DuraVent brand b-vent to be attached to the bottom of a different brand b-vent like Selkirk or metal fab back to the appliance
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• Maintains UL Listing for both brands of b-vent

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Designed to meet the rugged demand of the jobsite, with its inner wall recessed to eliminate damage in handling
• 1 in. clearance to combustibles in single and multi-family dwellings
• Innovative system for a lock tight connection called duralock

DuraConnect and DuraConnect II is a flexible aluminum connector system. Can not to be enclosed and cannot penetrate through walls, floors, or ceilings. Twist-lock connectors on each end for fast, easy professional installations.

• Can be used when type B gas vent double wall connector is required
• Not to be enclosed and cannot penetrate through walls, floors and ceilings
• Twist lock connectors on each end
• 1 in. clearance to combustibles

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.

• Use with natural gas and liquified propane (LP) category I appliances with a draft hood
• Adds 58.5 in. L to a 5 in. Dia installation
• Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design
• 1 in. clearance to combustibles in a single or multi-family dwelling applications