Louvers Catalogue

500 S.D.
Heavy Duty Low Leakage Formed Steel Manual Control Damper

The 500 S.D. is a heavy duty low leakage formed steel manual control damper. The damper is equipped with blade rubber seal and stainless steel jamb seals for low leakage applications.

500 S.D.M..
Heavy Duty Low Leakage Formed Steel Motorized Control Damper

The 500 S.D. is a heavy duty low leakage formed steel motorized control damper. The damper is equipped with blade rubber seal and stainless steel jamb seals for low leakage applications.