Mechanical HVAC Duct Controls | McMaster-Carr

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47 Products

Heating, Ventilation, and Air Conditioning

HVAC Switches

Control and monitor airflow in HVAC systems automatically

Duct Damper Actuators

Duct Damper Actuators

Automatically adjust duct dampers to regulate airflow

Duct Dampers

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

Flue-Gas Exhausters

Flue-Gas Exhausters

Vent furnaces and other gas- or oil-fired equipment

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