Pneumatic Drive
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Marine & Off Shore Damper


Marine & Off Shore Damper


Model MOFD-SB / GB 60-Pn
Construction Galvanized / Stainless Steel
Blade Aerofoil Blade
Fire Rating 3 Hrs.
Leakage Class-I as per UL-555S( Under Process)
Max Velocity 3000FPM
Max Pressure 8” w.g
Airflow Direction Either
TRD 165 ° F (74 °C)
Installation V/H
Drive Pneumatic

BETEC CAD.‘s Marine & off – Shore fire Dampers can stand up to the toughest and most demanding environments and can be custom-built to meet the exact needs of virtually any ventilation or process applications.
MOFD- SB/GB-60 Series is a stainless / Galvanized to airflow in HVAC systems with velocities to 3000 fpm (10.2 m/sec.) and 8″ w.g. (2000Pa) may be installed vertically or horizontally (with blades running horizontally) and is rated for airflow and leakage in either direction.

Size Limitation
Module Width x Height Mounting Position
Single Max X Max. 6″ x 6″ V/H
Single Max X Max. 40″ x 48″ V/H