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


We design and manufacture marine dampers for use in emergency generator systems, fire control, engine room ventilation, airtight closures and other applications - all meeting MIL-S-901C and MIL-S-901D specifications. With more than 50 years of experience, we understand the requirements of the marine industry and ensure all of our marine product meet this rigorous environment.

If you need help finding the right damper for your marine application, contact us today to learn more.

Download our damper guide.