Dundas Jafine's 4 in. aluminum tension clamps are ideal for use with flexible or semi-rigid ducts. These clamps open and close with pressure. No tool required.

• Ideal for use with flexible or semi-rigid ducts
• Aluminum construction
• No tools necessary
• Easy operation

Heavy Gauge 4 in. Pipe is used to vent boilers, furnaces and hot water heaters. Available in a variety of common lengths, diameters and gauges to help make your next HVAC project a success. A simple snap lock design and sturdy galvanized steel construction combine for a quick and secure installation that you can rely on.

• Easy-to-install snap lock design
• Crimped end with a stop-bead for a secure interlocking fit
• Sturdy 26-Gauge, galvanized steel construction
• Always seal seams with building code approved sealant or duct tape
• Always insulate ductwork for greater system efficiency and comfort

Duct strapping is ideal for use in hanging hot air supply and cold air returns to framing members. Founded in 1971, Diversitech Corporation is North Americas largest manufacturer of equipment pads and a leading manufacturer and supplier of components and related products for multiple industries, including: HVACR, electrical, consumer hardware retail, electrical utility, automotive retail and pool and spa channel. Diversitechs mission for its wholesaler partners is to simplify their work. We do this by offering more than 200 product categories all from a single manufacturing/supplier source to create product availability and supply chain cost advantages for our customers in every market we serve. We also leverage best-in-class customer service to react quickly and professionally to every customer request.

• Galvanized steel construction resists corrosion
• Solid strapping, easy to drill or nail
• Can accept fasteners at any point along the length of the strapping
• Convenient cardboard dispenser allows for easy transport

The 5 in. Steel Storm Collar is a Type B fitting made with durable galvanized steel and is typically applied above the flashing to provide a weatherproof seal of the pipe above the roof line. It is designed for use on approved gas appliances.

• Strong, durable galvanized steel
• Apply above the flashing to provide a weatherproof seal of the pipe above the roof line
• 8-5/8 in. Dia x 1-5/8 in. length
• Type B fitting for approved gas 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
• 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
• 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

Webbed duct straps are used to hang insulated flexible duct, round pipe or rectangular duct and helps prevent the duct system from sagging over long runs. Founded in 1971, Diversitech Corporation is North Americas largest manufacturer of equipment pads and a leading manufacturer and supplier of components and related products for multiple industries, including: HVACR, electrical, consumer hardware retail, electrical utility, automotive retail and pool and spa channel. Diversitech mission for its wholesaler partners is to simplify their work. We do this by offering more than 200 product categories all from a single manufacturing/supplier source to create product availability and supply chain cost advantages for our customers in every market we serve. We also leverage best-in-class customer service to react quickly and professionally to every customer request.

• Webbed duct strap possesses high tensile and abrasion resistance
• Made from chemical resistant material and meets UL standard 2043
• Easy to cut and staple to joist
• Can be cut with knife or scissors
• Can be installed using nails or screws

The Model 3EFC5 EXPANDABLE FLEX CONNECTOR is designed for use with gas-fired appliances equipped with draft hoods and other appliances listed for use with Type B Gas Vent. Single Wall Expandable-Flexible Gas Vent Connector (EFC) offers a simple connection between appliance and Selkirk Type B vent. UL listed and only requires 1 in. minimum airspace clearance to combustibles and has multiple applications, can be for single vent or combined vent.

• Model EFC expandable flexible gas vent connector system greatly simplifies most gas appliance vent installations
• No elbows are required for installation
• Expands 1 ft. to 3 ft. - we will need to confirm per SKU
• Limited lifetime warranty
• Integrated draft hood connector
• Provides 360° flexibility
• Connects to 4 in. rigid B-vent and appliance collar
• Allow for 1 in. clearance to combustibles
• Double Wall Design
• Connects to Selkirk Type B-Gas 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
• 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

The Model 4EFC5 Expandable Flex Connector is designed for use with gas-fired appliances equipped with draft hoods and other appliances listed for use with Type B Gas Vent. Single Wall Expandable-Flexible Gas Vent Connector (EFC) offers a simple connection between appliance and Selkirk Type B vent. UL listed and only requires 1 in. minimum airspace clearance to combustibles and has multiple applications, can be for single vent or combined vent.

• Single Wall Expandable Flexible Gas Vent Connector.
• Designed for use with gas-fired appliances equipped with draft hoods and other appliances listed for use with Type B Gas Vent.
• Expandable Flex Connector eliminates the need for elbows and greatly simplifies most gas appliance vent installations.
• Available in 3" & 4" diameters.
• 3' length expands from 2' to 3.5' in length.
• 5' length expands from 2.5' to 5' in length.
• Galvanized ends
• Easier to expand to desired length
• Save time on the jobsite
• Sleek Design, Reflective Finish

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

Master Flow 26-Gauge 90 Adjustable 8 in. Elbow is used to make turns in runs of round pipe and flexible duct through 90. It has a sturdy galvanized steel construction and is simple to adjust. It is also crimped on 1 end to easily fit into a pipe or other fitting of the same diameter. Ships in 90 position.

• Used to make angular or gradual turns in runs of pipe
• Adjustable to any angle through 90
• 26-Gauge, galvanized steel construction
• Always seal seams with building code approved sealant or duct tape (not included)
• Always insulate ductwork for greater system efficiency and comfort (not included)

This 4 in. aluminum duct connector attaches 2-pieces of 4 in. flexible duct together. It is ideal for use as both a duct connector and extending the exhaust collar of your clothes dryer. Product length is 6 in.

• All aluminum construction
• Includes 1-straight end and 1-crimped end for ease of installation
• Can be used with all types of flexible ducts
• Can be used in both gas and electric dryer applications

The 3 in. Steel 90 degree Adjustable Gas Vent Elbow is used when an offset is required to avoid rafters, joists and other construction obstacles. It is a Type B fitting with 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. It is UL listed for safety in accordance with NFPA standards.

• Strong, durable galvanized steel outer pipe
• Use to provide 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
• 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 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

Double Wall Construction

• Non-Positional Locking System Makes Installation A Snap
• No Tools Required For Disassembly
• Used when an offset is required to avoid obstructions such asrafters, joists and other construction obstacles
• Three piece adjustable elbow twists for easy offsets
• Adjustable fittings and standard short lengths eliminate all cutting, fitting and special engineering
• Improved joint design provides for a rapid and secure connection in seconds

The Model 4EFC3 Expandable Flex Connector is designed for use with gas-fired appliances equipped with draft hoods and other appliances listed for use with Type B Gas Vent. Single Wall Expandable-Flexible Gas Vent Connector (EFC) offers a simple connection between appliance and Selkirk Type B vent. UL listed and only requires 1 in. minimum airspace clearance to combustibles and has multiple applications, can be for single vent or combined vent.

• Single Wall Expandable Flexible Gas Vent Connector.
• Designed for use with gas-fired appliances equipped with draft hoods and other appliances listed for use with Type B Gas Vent.
• Expandable Flex Connector eliminates the need for elbows and greatly simplifies most gas appliance vent installations.
• Available in 3" & 4" diameters.
• 3' length expands from 2' to 3.5' in length.
• 5' length expands from 2.5' to 5' in length.
• Easier to expand to desired length
• Save time on the jobsite
• Sleek Design, Reflective Finish
• Limited Lifetime warranty

The Master Flow 6 in. x 5 in. Round Reducer is made of galvanized steel. It features hemmed collar edges for enhanced strength and a secure fit. The reducer is used to transition from a 6 in. pipe to a 5 in. pipe in an HVAC system. It is suitable for most HVAC applications.

• Hemmed collar edges for an improved fit and increased strength
• Connects 6 in. pipe to 5 in. pipe in duct run
• Seal seams with code-approved mastic, sealant or duct tape (sold separately)
• Always insulate ductwork for greater system efficiency and comfort (insulation not included)

Master Flow 26-Gauge 90 Adjustable 4 in. Elbow is used to make turns in runs of round pipe and flexible duct through 90. It has a sturdy galvanized steel construction and is simple to adjust. It is also crimped on 1 end to easily fit into a pipe or other fitting of the same diameter. Ships in 90 position.

• Used to make angular or gradual turns in runs of pipe
• Adjustable to any angle through 90
• 26-Gauge, galvanized steel construction
• Always seal seams with building code approved sealant or duct tape (not included)
• Always insulate ductwork for greater system efficiency and comfort (not included)

Used to vent 2 appliances together where codes allow. Heavy duty construction meets most building codes for single wall use. Crimped branch pipe in the direction of airflow.

• 26-Gauge steel construction
• Y branch allows air to flow easily
• Crimped in the direction of airflow
• Vent multiple appliances where code allows

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
• 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

Dundas Jafine's aluminum Elbows can be used to vent most types of heating units. This product features an all-aluminum, 4-piece construction and is fully adjustable to 90 degree . Includes one crimped end and one solid end to ease assembly.

• 0.016-Gauge aluminum
• Heavy-duty
• Fully adjustable to 90 degree
• 4-piece construction