Description
The DRDL has double inverted louvre blades and is designed for dark room applications to stop light passing through the louvre. Each side of the louvre fastens directly onto the door through countersunk mounting holes.
DOOR THICKNESS
To suit 44mm minimum thick metal or timber doors (also available to suit 35mm).
FREE AIR FLOW
60% free area.
DOOR THICKNESS
To suit 44mm minimum thick metal or timber doors (also available to suit 35mm).
FREE AIR FLOW
60% free area.
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