Duct Qyes | McMaster-Carr

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Adjustable-Angle Elbow

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304 Stainless Steel

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Quick-Disconnect Clamp

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142 Products

About Duct Connections

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Round Duct and Fittings

Quick-Disconnect Duct and Fittings

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Join duct and fittings with quick-release clamps for faster disassembly and cleanout than other duct systems.

Standard Duct and Fittings

No need for clamps or connectors—duct and fittings have a male end that is slightly smaller than its female end for simple assembly.

Crush-Resistant Spiral Duct and Fittings

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A spiral seam gives this duct greater strength and rigidity than standard duct.

Chemical-Resistant Duct and Fittings

Made of PVC plastic to withstand acids, alkalies, salts, and other corrosive vapors and fumes.

Conduit and Fittings

Reducers for Flexible Plastic Conduit

Connect different sizes of conduit.

Connectors for Flexible Plastic Conduit

Join pieces of conduit.

Adapters for Flexible Metal
Conduit and Armored Cable

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Attach conduit and armored cable to a knockout in an outlet box or enclosure.

Reducers for Thin-Wall (EMT) Steel Conduit

Reducers for Thin-Wall (EMT) Steel Conduit

Connect different sizes of conduit.

Design-Your-Own Dust Collector Duct System

Design-Your-Own Dust Collector Duct System

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Use these components to put together a duct system to collect sawdust, chips, shavings, and granular material from woodworking operations.

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