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CRD50-FGPB-4.2
Details
Specifications
Standard Construction:
CEILING RADIATION DAMPER
Fusible Link: 165°F standard (optional: 212°F )
Blades: 22 Ga. galvanized steel with ceramic fiberglass cover
Frame: Roll formed 22 Ga. galvanized steel
Sleeves: 22 Ga. minimum galvanized steel formed and assembled
PLENUM BOX
Frame: UL classified 181 class 1 fiberglass duct board 1” thick, rated R-4.2 with reinforced fire resistant foil facing and interlocking cut corners for maximum heat sealing and resistance. (UL 181 class 1 listed aluminum tape at assembly.)
Duct collars: cutting and installation of collars for UL classified class 0 or 1 flexible air ducting connection completed by others. 3 connections maximum.