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

Double Wall Construction

• Non-Positional Locking System Makes Installation A Snap
• No Tools Required For Disassembly

Double Wall Construction

• Non-Positional Locking System Makes Installation A Snap
• No Tools Required For Disassembly

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
• 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

Double Wall Construction

• Non-Positional Locking System Makes Installation A Snap
• No Tools Required For Disassembly

The 5 in. x 36 in. Steel Round Gas Vent Pipe is made of durable galvanized steel. Each end is die-formed for uniform sizing and strong, easy-to-connect joints. A locktab feature allows the option of installation without using sheet-metal screws. This Type B round fitting is designed for use on approved gas appliances in residential, light commercial and industrial applications. It is tested and UL listed for safety in accordance with NFPA standards.

• Strong, durable galvanized steel
• Gas vent pipe for use on approved gas appliances
• Locktab feature can be used instead of sheet-metal screws for ease of installation
• Each end is die-formed to assure uniform sizing for strong, easy-to-connect joints
• Tested and listed per UL 441 for installation in single- and multi-story buildings
• Type B gas vent is also referred to as b vent or type b vent
• Some common applications may include warm air furnaces, tank water heaters, residential boilers, common vented appliances and more
• Used on gas-fired category I natural draft appliances

The 3 in. x 24 in. Round Type B Gas Vent Pipe adds versatility to installation with the exclusive lock tab feature. Constructed of strong, durable galvanized steel, this pipe is built to last. It is designated for use on approved gas appliances in residential, light commercial and industrial applications.

• Constructed of strong, durable galvanized steel
• Die-formed ends to assure uniform sizing
• For use on approved gas appliances in residential, light commercial and industrial applications
• Exclusive lock tab feature adds versatility to installation
• Fits most 3 in. pipes
• In accordance with national fire protection association NFPA54 and Nfpa211 standards
• Type B gas vent is also referred to as b vent or type b vent
• Some common applications may include warm air furnaces, tank water heaters, residential boilers, common vented appliances and more
• Used on gas-fired category I natural draft appliances

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 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

The 4 in. Steel Male Universal Gas Vent Adapter is a Type B round fitting designed for approved gas appliances in residential, light commercial and industrial applications. It is made of strong, durable galvanized steel. The ends are die-formed to assure uniform sizing for strong, easy-to-connect joints. A locktab feature offers the option of installation without sheet-metal screws. It is UL listed for safety in accordance with NFPA standards.

• Strong, durable galvanized steel outer pipe
• For use on approved gas appliances
• Locktab feature can be used instead of sheet-metal screws for ease of installation
• Ends are die-formed to assure uniform sizing for strong, easy-to-connect joints
• Tested and listed per UL 441 for installation in single- and multi-story buildings

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
• 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

5 in. x 60 in. Round Type B Gas Vent Pipe is built to last with its strong, durable galvanized steel construction. The exclusive locktab feature add versatility to your installation.

• Constructed of strong, durable galvanized steel, this vent pipe is built to last
• Die-formed ends to assure uniform sizing
• For use on approved gas appliances in residential, light commercial and industrial applications
• Exclusive locktab feature adds versatility to installation
• Fits most 5 in. pipes
• In accordance with National Fire Protection Association Nfpa54 and Nfpa211 standards
• Type B gas vent is also referred to as b vent or type b vent
• Some common applications may include warm air furnaces, tank water heaters, residential boilers, common vented appliances and more
• Used on gas-fired category I natural draft appliances

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
• 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
• 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

Offsets around obstructions as needed. Includes 1 Locking Clamp. PolyPro is an engineered alternative for condensing gas appliances. Engineered for venting, it is easier and faster to install than PVC, saving the contractor time and money. Polypropylene has a higher operating temperature limit of 230 degree F/110 degree C (PVC is 149 degree F/65 degree C maximum and CPVC is 194 degree F/90 degree C). PolyPro is engineered with a condensation management system.

• PolyPro is a polypropylene vent pipe for use with ANSI Category II and IV gas-burning appliances, including high efficiency water heaters, condensing boilers and warm air furnaces
• 0 in. clearance to combustibles for exhaust temperatures up to 194 degree F/90 degree C and 0 in. clearance for vertical installations up to exhaust temperatures of 230 degree F/110 degree C and 1/4 in./6 mm clearance to combustibles for horizontal installations at exhaust temperatures up to 230 degree F/110 degree C
• Listed with the appliance in the USA, check with appliance manufacturer, Intertek/ETL listed to ULC-S636 Listed as a class IIA, IIB and IIC vent system
• PolyPro is an environmentally safe and engineered alternative, for condensing gas appliances
• Engineered for venting, it is 100% recyclable and contains no toxic or carcinogenic materials, chlorides or heavy metals
• PolyPro does not release hazardous gases during combustion and has been used safely throughout Europe for over 20-years
• PolyPro is engineered with a corrosion-free, condensation management system
• Rigid pipe constructed of 2.2 mm (minimum) thick PolyPro
• Easy to install: lightweight, assembles quickly, can be disassembled for inspection or cut to desired length
• Gasketed joint system, no adhesives nor primers required, no curing times and no special training. no mess

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 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 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

The 3 in. x 36 in. Steel Round Gas Vent Pipe is made of durable galvanized steel with die-formed ends for uniform sizing and strong, easy-to-connect joints. A locktab feature allows the option of installation without using sheet-metal screws. This Type B round fitting is designed for use on approved gas appliances in residential, light commercial and industrial applications. It is tested and UL listed for safety in accordance with NFPA standards.

• Strong, durable galvanized steel
• Gas vent pipe for use on approved gas appliances
• Locktab feature can be used instead of sheet-metal screws for ease of installation
• Each end is die-formed to assure uniform sizing for strong, easy-to-connect joints
• Tested and listed per UL 441 for installation in single- and multi-story buildings
• Type B gas vent is also referred to as b vent or type b vent
• Some common applications may include warm air furnaces, tank water heaters, residential boilers, common vented appliances and more
• Used on gas-fired category I natural draft appliances

The 5 in. Steel 90 degree Adjustable Gas Vent Elbow is ideal when you need an offset around rafters, joists and other construction obstacles. It has a strong, durable, galvanized-steel outer pipe and internal spacing bends to assure a uniform insulating air space between pipe walls. Each end is die-formed to assure uniform sizing for strong, easy-to-connect joints. A locktab feature offers the option of installation without sheet-metal screws. This Type B fitting is UL listed for safety in accordance with NFPA standards.

• Strong, durable galvanized steel outer pipe
• Use to create an offset around rafters, joists and other construction obstacles
• Locktab feature can be used instead of sheet-metal screws for ease of installation
• Each end is die-formed to assure uniform sizing for strong, easy-to-connect joints
• Tested and listed per UL 441 for installation in single and multi-story buildings
• Internal spacing bends create a uniform insulating air space between pipe walls

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