JC Cooling
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Back draft damper

W - Wall Mounted; D – Duct Mounted; F – Flush Mounted.

J C Cooling design & manufactures Back draft dampers which are used in ventilation systems to allow airflow in one direction and prevent airflow from other direction. A pressure relief damper is developed with an elevated and adjustable start-open pressure while providing the back draft function.

 Exhaust Dampers:

Exhaust back draft damper models are designed to allow exhaust airflow but prevent airflow in the reverse direction. Typically used with a fan or power roof exhauster.
Vertical or horizontal mount. 

 Intake Dampers:

Intake back draft damper models are designed to allow supply airflow into a building but prevent airflow in the reverse direction. Typically used with a fan or gravity intake ventilator. Vertical or horizontal mount. When selecting the correct damper for your application, you need

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