Duct Fittings | McMaster-Carr

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2,092 Products

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric 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

Fluid Handling

Duct Hose Fittings

Duct Hose Fittings

Join lengths of duct hose or connect to your exhaust system

Duct Hose

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

Facility and Grounds Maintenance

Dust Collectors

Dust Collectors

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

Measuring and Inspecting

Smoke Pens

Produce smoke to observe airflow and detect leaks in HVAC systems; reusable, unlike smoke candles

Smoke Candles

Light the wick for a short burst of smoke to observe airflow and detect leaks in HVAC systems

Fog Machines

Produce a continuous fog to observe airflow and detect leaks in HVAC systems

Smoke Pellets

Detect airflow and leaks in HVAC systems near server rooms and other areas with electronics

Smoke Powder

No flame needed—release a burst of powder to detect airflow and leaks in HVAC systems

Material Handling

Chutes

Connect to conveyors and other machinery to move items using gravity

Containers, Storage, and Furniture

Duct Carriers

Store and transport up to 25 feet of collapsed duct hose

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