Model 680FRD, with built-In Fire Radiation Damper, offers the ultimate combination of quiet high performance ventilation and the best protection against flame penetration and radiant heat. Marley Engineered Products fans are intended for use in bathrooms, but can be used in other areas where ventilation is required.
Model 680FRD will meet the building code requirements for both commercial and multi-family construction when a fire rating of up to 3 hours is required.
Model 680FRDs heavy gage steel housing, steel duct adapter and steel grille coupled with it’s UL/cUL listed "Ceiling Fire-Stop Damper" offers the best protection against flame penetration and radiant heat. Model 680FRD comes completely factory-assembled to insure consistent quality and safety.
|Item ID||Catalog#||Description||Place Order|
|QMARK685360140094||680FRD||Bathroom Ventilator with built In fire radiation damper - 4 Inch Duct Size - Rough In Opening 8.25 inches by 9.25 inches - HVI Certified Ratings: 0.35 Amps - 80 CFM - 2.5 Sones - 75 sq. ft. Bath Size - 95 sq. ft. for other rooms|