Duct Accessories & Supplies
High-quality duct accessories and supplies built for durability, easy installation, and pro-grade performance.
HVAC Supplies
At HVAC Pro, we stock a full line of high-quality duct accessories and hardware to support every phase of your HVAC installation. From galvanized cleats, spiral couplings, and filter racks to flexible duct connectors, joist liners, flanges, and structural brackets—our parts are built for durability and ease of use. Whether you need to hang ductwork, seal connections, or reinforce structural support, we’ve got the right tools and fittings to get the job done right. Call us today or stop by to pick up what you need.
D Cleats -Galvanized Steel
Used to secure two pieces of duct together
- Drive cleats are manufactured using galvanized steel
- Available in various gauges
S Cleats -Galvanized Steel
Used to secure two pieces of duct together
- S-cleats are manufactured using galvanized steel
- Available in various gauges
Ductmate Standing S Cleat – Stainless Steel
Standing S-cleat is used to join two pieces of rectangular duct together.
- Manufactured using stainless steel
Standing S Cleat -Galvanized Steel
Standing S-cleat is used to join two pieces of rectangular duct together.
- Manufactured using galvanized steel
Galvanized Spiral Couplings – Small End
Spiral duct fitting is used to join two pieces of spiral pipe in a run
- Manufactured using galvanized steel
- Galvanized steel for corrosion resistance
- Available in various gauges & sizes
- Available in gauges 22, 24, 26, and 28
Steel Joist Liner
Joist lining sheet is used as a protective cover between wall or ceiling studs or floor truss.
- Manufactured using galvanized steel
Uni-Strut Slotted Channel
Uni-strut slotted channel
- 1-5/8″ x 1-5/8″ with elongated holes
- 9/16″ x 1-1/8″ at 2″ centers
Galvanized Steel Universal Angle Brackets
Galvanized angle brackets for universal mounting
- Available in various gauges
Thermo Manufacturing Thermopan Joist Liner
A high-quality sheet metal alternative for constructing return air ducts between joists and stud cavities. Consists of corrugated insulation faced with aluminum. Significantly reduces duct noises and labor. Requires no shop fabrication. Lightweight pre-cut THERMOPAN® comes in many sizes.
- No shop fabrication, user friendly – no cut hands
- No oil canning or duct noise
- Air space provides positive R-value
- Fire resistant
Galvanized Steel Sheets
Flat steel sheets for metalworking applications.
- Manufactured using galvanized steel
- Can be cut and bent into a variety of shapes
Galvanized U-Channel
Also known as C-Channel is used to mount, brace, support, and connect lightweight structural loads.
- Galvanized steel U-channel posts resists corrosion
- 10 ft
Threaded Zinc Rods
They are designed for versatile applications and are generally used for hanging, connecting, clamping, and support for plumbing, heating and electrical applications.
- Also known as studs, they have continuous threading on both end
- The thread extends along the complete length of the rod
- The rod has Zinc plated steel construction which retards corrosion rate
Galvanized Fishlock Filter Racks
Filter Frames are installed between furnace and return air plenum to house dust filters.
- Frames are manufactured using galvanized steel
- Fishlocked on furnace side for ease of installation
- Precise fabrication to ensure proper fit
Hanger Strap
Use to hang pipe, conduit tubing and duct work from joists and rafters
- Use with various pipe diameters
- Galvanized steel
- Available in various gauges
- Perfect for small or difficult installations
Ductmate Angle Ring With Holes
Industrial grade Angle Flange or Angle Rings.
- Used to connect sheet metal parts
- Comes with pre-punched holes for fast and easy installation
Ductmate Galvanized Flange For Ductmate #35 Connection System
The flanges attach to the duct wall and have an integral mastic which allows the flange to seal itself to the duct.
- Ductmate ‘35’ flange is roll-formed from 20 GA galvanized steel, with an integral sealant
Duro Dyne Metal-Fab Neoprene Flexible Duct Connector
For systems exposed to toxic fumes and polluted atmosphere. NEOPRENE has become the standard for the air handling industry. It is the most frequently specified and most widely used flexible connector material.
- Mildew resistant
- Resists many acids, alkalis, grease, oil and gasoline, and a broad range of other chemicals
- Base fabric of woven Fiberglass which is double-coated with polychloroprene
- Fabric joined on both sides to galvanized steel
Uni-Strut Channel
Strut channel is used to mount, brace, support, and connect lightweight structural loads.
- This versatile channel allows infinite positioning of fittings along the entire channel
- No welding or drilling required
- The struts are re-usable since all the connections are made using nuts and bolts
Ductmate Galvanized Corner For Ductmate #35 Flange
Corner pieces are used to add rigidity to the flange; hold the ductwork together and provide a sealing surface for the gasket.
- DC35 corner pieces insert into the hollow web of the ‘35’ Angle
- 12 Ga. Galvanized Steel construction
Anchor Strap
Durable metal fastening component used to securely attach HVAC ducts or equipment to structural supports, ensuring stability and reducing vibration.
- Manufactured using galvanized steel
Duro Dyne Metal-Fab Canflex Flexible Duct Connector
CANFLEX was developed to replace Canvas which has been used for over 50 years as a flexible duct connector material. Today’s systems demand greater strength, less leakage, greater versatility and economy.
- Developed as substitute for canvas
- Greater strength at lower cost
- Non-porous
- May be used outdoors and in warm air plenums
- Self extinguishing
- Moisture and mildew resistant
- High resistance to abrasion
- Highly resistant to microbial attack, and having superior resistance to sunlight, ultraviolet rays and ozone
- Sturdy polyester woven fabric, heavily coated on both sides with polyvinyl chloride
- Fabric joined on both sides to galvanized steel
Galvanized Wire Mesh
Birdscreen protects your equipment from pests.
- Can be used as a bird screen, in railing and guarding applications
- Galvanized steel construction
- Requires almost no maintenance
Duro Dyne Junior Canflex Flexible Duct Connector
CANFLEX was developed to replace Canvas which has been used for over 50 years as a flexible duct connector material. Today’s systems demand greater strength, less leakage, greater versatility and economy.
- Developed as substitute for canvas
- Greater strength at lower cost
- Non-porous
- May be used outdoors and in warm air plenums
S Cleats -Stainless Steel
Used to secure two pieces of duct together
- Manufactured using stainless steel
D Cleats -Stainless Steel
Used to secure two pieces of duct together
- Manufactured using stainless steel
Zinc Plated Uni-Strut Channel Spring Nut
Strut clamping nuts are cold formed from mild steel stock to produce a nut of greater strength and holding power.
- Two grooves in the nut are formed, each with teeth
- Teeth bite into the square, full area, inturned edges of the Comstrut channel, giving greater resistance to slippage
- CR200 Strut clamping nuts have tremendous resistance to pullout
- Standard finish: Zinc plated
Ductmate Versa-Cleat Snap-On Cleats
The unique design of this snap-on cleat allows it to be used on most TDC flange connections.
- Manufactured from 22 gauge galvanized steel
- All measurements are inside dimensions
Duro Dyne Econ-O-Fab Canflex Flexible Duct Connector
The duct connector may be used outdoors and in warm air plenums, developed as a substitute for canvas.
- Residential and light commercial applications
- Greater strength at lower cost
- Non-porous: No air leakage
- Flame Resistant: Self-extinguishing
Duro Dyne Galvanized Vane Rail Continuous Coils
With Duro Vane Rail, which is a pre-fab side rail, layout time is eliminated. Vanes can be sheared from scrap metal without tab cutting, and quickly assembled to rails with only one blow of a ball peen hammer.
- Manufactured using galvanized steel
- Precision-stamped and slotted
- Vanes are uniformly spaced
- Fastest, easiest, most economical construction of vane assemblies
- Specially embossed adding strength and sturdiness to the finished section
- Can be used to make quality turning vanes for any size elbow
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