Ducting & Venting
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
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)
Master Flow Drive Cleats and S Cleats are used to join sections of rectangular duct and stack duct in. HVAC systems. These cleats are sleeves of galvanize steel that help to securely assemble the top and bottom (S) and left and right sides (Drive) of rectangular duct runs. S cleats are used to connect the long side of the duct, while Drive cleats are used to connect the short side.
- Always seal seams with code approved mastic or sealant (or duct tape)
- Always insulate ductwork for greater system efficiency and comfort
- S cleats secure bare edges of rectangular duct
- Insulate ductwork to promote system efficiency
Master Flow standard 90 degree Adjustable 6 in. Elbow is used to make turns in runs of round pipe and flexible duct through 90 degree . 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 degree position.
- Used to make angular or gradual turns in runs of pipe
- Adjustable to any angle through 90 degree
- 30-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)
The Master Flow 8 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.
- Install with sheet metal screws (not included)
- Fits most HVAC types for universal application
- Can be used with an internally lined or unlined plenum
- Extra-long tabs to fit most ductboard thicknesses through 1-1/2 in. (or R-6 value)
- Seal seams with code-approved mastic, sealant or duct tape (sold separately)
The 3 in. x 8 ft. Semi-Rigid Aluminum Duct is ideal for bathroom fan venting. This duct is totally noncombustible. It has a maximum operating temperature of 435 degree F.
- Maximum durability for robust installation
- All aluminum products are fire resistant
- Semi-rigid product holds its shape to help improve airflow
- 3 in. Dia and stretches to 8 ft. L
Master Flow 26-Gauge 90Adjustable 3 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. x 25 ft. Dryer Vent Duct is ideal for both gas and electric dryer application. It is constructed of heavy-duty, fire resistant, 4-ply aluminum foil laminate that encapsulates a high density, corrosion resistant wire helix. This forms an air tight and easy to use air duct.
- Constructed of heavy-duty, fire resistant, aluminum foil laminate
- Constructed with a corrosion resistant, wire helix
- Duct is airtight
- Will not support combustion
- Note: per UL2158A only ducts 8 feet or less can be UL marked
The Master Flow Air-Tite 8 in. Take-Off is suitable for most HVAC applications. It provides an airtight seal from a flat surface to an insulated flexible duct or round pipe. This take-off can be used to redirect air from any side of the plenum or to transition from a rectangular pipe run. It can be installed using sheet metal screws (sold separately). It is suitable for most HVAC applications.
- Can be used to route air from any side of the plenum or to transition from a rectangular pipe run
- Install with sheet metal screws (not included)
- Fits most HVAC types for universal application
- Tacky gasket helps to create a secure, airtight seal
- Seal seams with code-approved mastic, sealant or duct tape (sold separately)
This Dryer Vent Duct is ideal for both gas and electric dryer applications. This duct is UL2158A listed and marked for safe dryer venting. It is constructed of heavy duty, fire resistant, aluminum foil laminate.
- Duct will not support combustion
- Constructed with a high density, corrosion resistant, wire helix
- Duct is air tight
- Note: per UL2158A only ducts 8 ft. or less can bear the UL label
- Note: per UL2158A only ducts 8 or less can be UL marked
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
The Master Flow 4 in. x 3 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 4 in. pipe to a 3 in. pipe in an HVAC system. It is suitable for most HVAC applications.
- Hemmed collar edges for an improved fit and increased strength
- Connects 4 in. pipe to 3 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)
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
Master Flow Standard 90Adjustable 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 90position.
- Used to make angular or gradual turns in runs of pipe
- Adjustable to any angle through 90
- 30-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)
Master Flow Fresh Air Vents come with a built-in screen to prevent bird entry. They can be used to vent a combustion system or anywhere fresh air intake is needed. Constructed of galvanized steel.
- Sturdy galvanized steel construction
- Always seal seams with building code approved sealant or duct tape
- Install with sheet metal screws
- Built-in screen to prevent bird entry
- Maximum temperature rating of 390 degree F, minimum temperature rating of-100 degree F
Master Flow Drive Cleats and S Cleats are used to join sections of rectangular duct and stack duct in. HVAC systems, these cleats are sleeves of galvanize steel that help to securely assemble the top and bottom (S) and left and right sides (Drive) of rectangular duct runs. S cleats are used to connect the long side of the duct, while Drive cleats are used to connect the short side.
- Always seal seams with code approved mastic or sealant (or duct tape)
- Always insulate ductwork for greater system efficiency and comfort
- Can be hammered in place
- Insulate ductwork to promote system efficiency
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 Master Flow Air-Tite 10 in. Take-Off can be installed with sheet metal screws (sold separately). It provides an airtight seal when connecting insulated flexible duct or round pipe to a flat surface. This take-off can be used to redirect air from any side of the plenum or to transition from a rectangular pipe run.
- Can be used to route air from any side of the plenum or to transition from a rectangular pipe run
- Install with sheet metal screws (not included)
- Fits most HVAC types for universal application
- Tacky gasket helps to create a secure, airtight seal
- Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Double Wall Construction
- Non-Positional Locking System Makes Installation A Snap
- No Tools Required For Disassembly
The Master Flow 6 in. Goose Neck Vent in Black can be used to cover exhaust pipes extending through your roof or for attic ventilation. This vent is designed to be used on 6 in. round ducts. It's made of zinc-coated galvanized steel for durability and reliability. This vent features a heavy-duty screen which helps protect against small animals from entering your home through the vent. The black finish helps this vent blend into your home's rooftop.
- Designed for 6 in. round ducts
- Ideal for pitched roofs and being used for attic ventilation or to cover exhaust pipes extending through roof
- Seal seams with code approved mastic, sealant or duct tape
- Install using appropriate roofing nails (not included)
- Heavy-duty screen helps protect against small animals from entering
- Ample flashing for added leak protection
- Black finish helps blend into rooftops
- Always seal flashing with approved roof sealant
Master Flow Beaded Metal Pipe is available to help make your next HVAC project a success. Beaded pipe can be used as a main trunk line or branch line, as well as in return air situations. It maintains the most efficient characteristics for airflow and is common throughout the country. A simple snap lock design and sturdy galvanized steel construction on Master Flow beaded pipe creates a quick and secure installation that you can rely on.
- Beaded for strength
- Easy-to-install snap lock design
- Crimped end for a secure interlocking fit
- Can be cut to needed length with tin snips
- Always seal seams with building code approved sealant or duct tape
- Always insulate ductwork for greater system efficiency and comfort
The 4 in. x 8 ft. Heavy-duty Semi-Rigid Aluminum Duct is UL2158A listed and marked for safe dryer venting. It is ideal when UL all aluminum duct is required by code in some gas and electric dryer applications. This duct is totally noncombustible and has a maximum operating temperature of 435 degree F.
- New manufacturing technology incorporated into the duct allows for easy rotation and therefore more durable handling of the duct by the contractor
- Semi-rigid product holds its shape to help improve airflow
- UL duct is thicker than the standard non-UL semi-rigid version
- All aluminum products are fire resistant
Master Flow Beaded Metal Pipe is available to help make your next HVAC project a success. Beaded pipe can be used as a main trunk line or branch line, as well as in return air situations. It maintains the most efficient characteristics for airflow and is common throughout the country. A simple snap lock design and sturdy galvanized steel construction on Master Flow beaded pipe creates a quick and secure installation that you can rely on.
- Beaded for strength
- Easy-to-install snap lock design
- Crimped end for a secure interlocking fit
- Can be cut to needed length with tin snips
- Always seal seams with building code approved sealant or duct tape
- Always insulate ductwork for greater system efficiency and comfort
Master Flow Heavy Gauge Pipe is used to vent boilers, furnaces and hot water heaters. Master Flow metal pipe is 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.
- 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