A backdraft shutter is used with inline fans and duct, to stop air flowing in the “back” direction. They have a single disk flap on two hinges.
Backdraft Shutter – Metal – 100mm
$29.00
A backdraft shutter is used with inline fans and duct, to stop air flowing in the “back” direction. It has “butterfly” wings and a very weak spring to minimise airflow reduction.
IN STOCK – Typically dispatches in 1-2 business days
Integrated Industrial Mining Supply –
Good Quality As Ordered And On Time