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listed Fire-Resistance Diffusers * TVB - Thermal Vapor Blanket * Square collar
Recessed screwdriver operated Opposed Blade Damper
Type 316 stainless steel
T-Bar Modular Core Diffuser with Round Collar 18-20
One-piece removable slide damper for off-season closure
Architectural Lattice Grilles 1302-34x34 Finish:DarkBronze listed Fire-Resistance Diffusers * TVBStandard Features 1 rim size (2 larger than nominal duct size order size) 14 gauge steel construction Countersunk mounting holes for a flush appearance 1 27 32 Wide x 11 32 High slots on staggered centers. 5 32 crossbars, with 75% free area Options 14 GA 304 SS Construction 12 GA (. 080") Aluminum Construction 1 8" GA (. 125") Aluminum Construction 12 GA Steel Construction
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