Metal Duct | McMaster-Carr

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Cotton/Polyester Fabric

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Adjustable-Angle Elbow

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90° Horizontal Bend

90° Vertical Inside Bend

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Adjustable Nozzle with Stand

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Push to Connect

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Less than 250° F

250° F to 499° F

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2,000° F or greater

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Compliant with Exemptions

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DFARS Specialty Metals

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Duct-to-Duct with Flange

Oval Duct to Standard Duct

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How can we improve?

6,693 Products

Duct and Fittings

Quick-Disconnect Duct and Fittings

Quick-Disconnect Duct and Fittings

The fastest to disassemble for dust collection and other frequently cleaned systems

Standard Duct and Fittings

Standard Duct and Fittings

Deliver air for a range of HVAC applications, including exhaust and dust collection

Spiral Duct and Fittings

Spiral Duct and Fittings

A continuous seam reinforces duct against suction from dust collection systems

Duct Flanges

Mount to air handlers and HVAC equipment to start a run of duct

Tight-Seal Spiral Duct and Fittings

Tight-Seal Spiral Duct and Fittings

Gasketed fittings prevent leaks and the seam reinforces duct against suction from dust collection systems

Rectangular Duct and Fittings

Rectangular Duct and Fittings

Maximize the space in close quarters, such as inside walls and ceilings

Oval Duct and Fittings

Oval Duct and Fittings

Half the height of rectangular duct to fit into the tightest spaces

Duct Vent Caps

Cover wall and roof vents to prevent cold air and debris from entering your system

Vibration-Damping Duct Connectors

Vibration-Damping Duct Connectors

Reduce shaking and noise from fans and blowers

Fabric Duct and Fittings

Fabric Duct and Fittings

Evenly distribute air from fans and blowers through large spaces

Other Products

Duct Hose

Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids

Duct Blast Gates

Duct Blast Gates

Slide open and closed to control flow of air and material

Duct Airflow Dampers

Duct Airflow Dampers

Regulate airflow to sections of duct

Chimney Pipe and Fittings

Chimney Pipe and Fittings

Exhaust hot air and fumes from boilers, furnaces, and stoves

Diffuser Collars

Diffuser Collars

Connect diffusers to duct

Duct Noise Reducers

Duct Noise Reducers

Muffle noise from high-velocity airflow and fans, blowers, and dust collectors

Raceway and Raceway Fittings

Raceway and Raceway Fittings

Route and guard wiring along indoor surfaces

Duct Turning Vanes

Duct Turning Vanes

Guide air smoothly around sharp bends in rectangular duct

Duct Spark Traps

Duct Spark Traps

Reduce the risk of fire by snuffing out sparks before they get into your system

Pipe Hangers

Suspend pipe, conduit, and tube from rods, hooks, and straps

Duct Flow Sights

Duct Flow Sights

Peek inside duct to monitor airflow and check for buildup and blockages

Duct Access Panels

Duct Access Panels

Create an entry point for cleaning and inspecting duct; also known as cleanouts

Duct Floor Sweeps

Duct Floor Sweeps

Get dust and debris off your floor and into your collection system

Pipe Standoff Clamps

Pipe Standoff Clamps

Secure pipes in sanitation drain applications and keep them from touching the mounting surface

Duct Fire Dampers

Duct Fire Dampers

Automatically close at high temperatures to help prevent the spread of fire through duct

Duct Downdraft Diverters

Duct Downdraft Diverters

Prevent downdrafts from blowing back into ductwork while allowing air and fumes to vent

Barometric Draft Dampers

Barometric Draft Dampers

Maintain consistent airflow in your furnace to improve its performance

Conduit

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

Duct Damper Handles

Duct Damper Handles

Replace an existing handle or pair with a blade to create your own damper

Cable Trays and Cable Tray Fittings

Cable Trays and Cable Tray Fittings

Organize and route bundles of cable while keeping them accessible anywhere along the run

Diffuser Dampers

Diffuser Dampers

Regulate the airflow coming out of drop-ceiling diffusers

Pipe Supports

Brace pipe, tube, and conduit that needs to be routed between studs or elevated off the floor

U-Bolts

Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers

Chutes

Connect to conveyors and other machinery to move items using gravity

Conduit Box Connectors

Conduit Box Connectors

Attach conduit to a knockout in electrical boxes

Wire Sleeving

Bundle wiring and protect from abrasion and heat

Loop Clamps

Hold pipe snug against the mounting surface to prevent movement that may cause breakage

Wire Duct Cutters

Wire Duct Cutters

Trim plastic slotted wire duct to fit inside enclosures and control panels

Dust Collectors

Dust Collectors

Extract sawdust, chips, and other particles from the air and contain them for disposal

U-Bolt Plates

Reinforce mounted U-bolts for a more secure hold

Conduit-to-Conduit Connectors

Conduit-to-Conduit Connectors

Join pieces of conduit

Weatherheads

Bring power into buildings and protect the entry point from rain and snow

Threaded Rod Hanger Beams

Threaded Rod Hanger Beams

Mount across roof joists to hang threaded rod and route pipe and duct in areas with no anchor point

Conduit Bodies

Access wiring to pull, splice, or redirect it

Cable and Hose Trolleys

Cable and Hose Trolleys

Move cable and hose along wire rope, channel, or beams; also known as festoon trolleys

Wire Sleeving Installation Tools

Wire Sleeving Installation Tools

Insert wire and hose into corrugated, spiral wrap, or wraparound sleeving

Conduit Benders

Conduit Benders

Bend conduit by hand, by foot, with heat, or with a hydraulic pump

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Brackets

Connect surfaces in an assembly

Conduit Locknuts

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

Cable and Hose Carriers

Cable and Hose Carriers

Route, protect, and guide moving cable

Conduit Knockout Reducers

Conduit Knockout Reducers

Shrink knockout sizes in electrical boxes to connect smaller conduit

Cable Ramps

Protect cable and cords in areas with pedestrian and equipment traffic

Routing Rings

Suspend wire and cable by feeding it through the eyehole

Conduit Bushings

Conduit Bushings

Guard wiring from sharp edges at the ends of conduit

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)