Type A vertical/horizontal fire damper. Roll formed galvanized steel frame and blades. Stainless steel closure spring. Actual size 1/4″ less than size ordered. UL-listed 165 degree F fusible link. Meets UL 555 & NFPA requirements. 1.5 hour rated. This model includes a 12″ sleeve.
Class: Commercial
Duty: Standard Duty
Orientation: Horizontal
Material: Steel
Sleeve Option: Sleeve Option
Sleeve Length: 12

