Manual Dampers | McMaster-Carr

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591 Products

Heating, Ventilation, and Air Conditioning

Duct Airflow Dampers

Regulate airflow to sections of duct

91 products

Duct Damper Handles

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

1 product

Duct Blast Gates

Slide open and closed to control flow of air and material

142 products

Registers

Direct and control airflow coming out of HVAC systems

10 products

Diffuser Dampers

Regulate the airflow coming out of drop-ceiling diffusers

10 products

Duct and Fittings

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

108 products

Diffusers

Evenly disperse airflow into a room to maintain a consistent temperature throughout

68 products

Building and Machinery Hardware

Door Closers

Automatically and smoothly pull doors, storm doors, and gates closed

102 products

Door Closer Arms

Replace arms instead of the entire closer to continue to pull doors closed

6 products

Damper Control Arms

Connect actuating motors to your duct system to control ventilation dampers

3 products

Facility and Grounds Maintenance

Dust Collectors

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

4 products

Power Transmission

Gas Springs

Support the weight of doors, hatches, and lids to assist opening and closing

6 products

Speed Limiters

Control the speed of movement for attached components such as doors, panels, and drill presses

45 products

Shock Absorbers

Slow and stop loads to reduce impact that can damage equipment like conveyors, lifters, and presses

29 products