steel ventilation grill / rectangular / door
Primarily used in domestic and commercial warm air heating systems, pressed steel grilles also lend themselves well to use in doors or wall transfer grilles.
Pressed steel grilles are often used in conjunction with S300 in door fire dampers or Series IFB intumescent dampers.
Material: Pressed steel
Construction: Pressed from sheet steel. Welped joints on all units with dampers. Fixing wholes on all grilles.
Domestic systems: Originally intended for domestic warm air systems popular in the 1970's, these grilles are perfect for replacing old or broken original fittings.