Ceiling Radiation (Fire) Dampers
Ceiling Radiation dampers, also known as "Fire" dampers, are designed and tested to limit the radiant heat transfer through an air inlet/outlet opening in the ceiling membrane of a fire resistance rated floor/ceiling or roof/ceiling assembly.
C-RD, C-RD-A
Round Ceiling Damper, 18" Dia. Max.
Application
Model C-RD is a round UL Classified ceiling radiation (fire) damper, butterfly style, approved for steel duct, flex duct and ductless installation in approved UL ceiling designs