The model 75C is a fire damper with blades and frames “Out of Air Stream”. It is approved for use in walls, floors, and partitions with fire resistance ratings less than 2 hours. This model carries a 1-1/2 hour UL fire damper label
Fire Rating: 1-1/2 Hours
Frame: 22 Ga. Galvanized Steel
Blade: 22 Ga. Galvanized Steel out of air stream
Closure Spring: Negator Stainless Steel
Fusible Link: 165ºF
Mounting: Horizontal or Vertical
Item Codes:
LI75CRH10 #75CRH 10″ Round Unsealed Fire Damper
LI75CRHC08 #75CRH 8″ Round Unsealed Fire Damper
LI75CRH04 75CRH 4″ Round Fire Damper
LI75CRH06 75CRH 6″ Round Fire Damper
LI75CRH08 75CRH 8″ Round Fire Damper