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... Series fan-type air dampers (motorless) are designed for installation at the outlet of axial fans and smoke exhaust fans. Blades remain closed by gravity when the fan is stationary and open automatically ...
... Prevents short circuit of exhaust air when adjacent axial smoke exhaust fan stops
... FOR INSTALLATION INTO DUCTWORK Non- return dampers prevent unwanted airflows against the intended airflow direction when the system is not in operation Maximum differential pressure: 100 Pa Casing ...
... Our range of high integrity non- return damper have been designed for use in a range of industries including the offshore oil & gas and nuclear markets where corrosion resistance, mechanical integrity ...
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