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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Louvers designed with rolled rib for maximum strength and rigidity
Ceiling opening must be 4” larger in length and width than the nominal duct size
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
available with two or four diffusers per panel
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar
Architectural Lattice Grilles 1302-30x18 Finish:MBlack Louvers designed with rolled ribStandard 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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