DAMPER SELECTOR
Damper Depth8"
DescriptionUSCG Approved Fire Damper, Single Thickness
Max Face Velocity3000 FPM
Max Pressure10 in. wg.
Max Temperature250 F

Damper Depth13-1/4" Min.
DescriptionMarine Mushroom Water-Tight Closure Ventilator
Max Face Velocity3000 FPM
Max Pressure5 in. wg
Max Temperature250 F