Manual Dampers | McMaster-Carr

Filter by

Duct Size

Shape

Material

Mounting Location

Fitting Connection

Quick-Disconnect Clamp

Component

Gate Material

Color

REACH

Export Control Classification Number (ECCN)

2B999

EAR99

RoHS

Compliant

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Opening Direction

Range of Motion

Opening/Closing Action

Delayed Close

Free-Moving

Hold Open

Mounting Hole Center-to-Center Length

Slide Material

Stroke Length

For Door Swing Direction

Diffuser Shape

Finish

Gauge

For Exterior Door Width

Speed Limiting Force

Compression and Extension

Extension

Forward

How can we improve?

557 Products

Heating, Ventilation, and Air Conditioning

Duct Airflow Dampers

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

76 products

Duct Damper Handles

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

1 product

Duct Blast Gates

Stop the flow of air and material through duct when closed

114 products

Duct and Fittings

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

108 products

Registers

Direct and control airflow coming out of HVAC systems

10 products

Diffusers

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

68 products

Power Transmission

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

28 products

Gas Springs

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

6 products

Facility and Grounds Maintenance

Dust Collectors

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

4 products

Building and Machinery Hardware

Door Closer Arms

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

6 products

Door Closers

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

99 products

Damper Control Arms

Connect actuating motors to your duct system to control ventilation dampers

3 products