Standard Construction
Frame: 22 Ga. galvanized steel Blade: 22 Ga. galvanized steel Closure Spring: Stainless steel Fusible Link: 165oF Mounting: Horizontal or vertical Fire Rating: 1-1/2 hours
75D-DY
Material: Type 316 Stainless steel
Rapid Mounting Angles / Closure Indication Switch
Electro Thermal Link
Sleeve Options
General Fire Damper Installation