Outer frame : Aluminum
Concentric rings : Aluminum
|Baked white powder coated as standard|
|150 / 200 / 250 / 300 / 350 / 400|
|C1 Radial fan blade damper HDR-T Round volume control damper|
• Long throw capability.
• High air flow capability.
• Suitable for exposed ductwork or surface mounted.
• Suitable for ceiling or wall installation.
• Air flow direction is adjustable up to 45° upward and
downward or leftward and rightward.