Transitions | McMaster-Carr

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16,327 Products

Building and Machinery Hardware

Thresholds

Transition between flooring surfaces and reduce gaps between doors and floors

Threshold Ramps

Threshold Ramps

Create a gradual incline between uneven floor surfaces for wheelchairs and other wheeled equipment

Heating, Ventilation, and Air Conditioning

Duct Fittings

Connect lengths of duct

Duct Intake Hoods

Duct Intake Hoods

Pull fumes out of work areas by linking to duct

Duct Vent Caps

Reduce downdrafts and prevent obstructions from entering vents

Duct Dampers

Regulate airflow through duct by adjusting from fully open to fully closed

Duct

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

Duct Brackets

Lock together the interconnecting ends on rectangular duct and fittings; also known as cleats

Duct Vanes

Direct airflow around corners in rectangular duct

Duct End Caps

Close off a length of duct

Duct Clamps

Attach components such as sleeves, fans, and blowers to duct

Duct Downdraft Diverters

Duct Downdraft Diverters

An internal cone stops drafts in duct from extinguishing pilot lights

Duct Floor Sweeps

Duct Floor Sweeps

Remove dust from shop floors by sweeping it in and drawing it away through duct

Duct Ball Joints

Duct Ball Joints

Create adjustable-angle connections between duct components, such as joining duct to duct hose

Duct Damper Blades

Duct Damper Blades

Replace the blade on your duct damper or pair with hardware to create a new damper

Duct Damper Hardware

Duct Damper Hardware

Secure a replacement blade to your duct's damper or use to create a new damper

Duct Adjustment Sleeves

Duct Adjustment Sleeves

Slide on and secure with a duct clamp to extend a stretch of quick-disconnect duct

Diffuser Collars

Diffuser Collars

Connect diffusers to duct

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Duct Hose and Fittings

Duct Hose and Fittings

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

Hose and Hose Fittings

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Electrical

Cable Ramps

Protect cable and cords in areas with pedestrian and equipment traffic

Fastening and Joining

Tape

Bind, seal, and mark surfaces

Adhesives

Bond surfaces together

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