Architectural Lattice Grilles 1302-40x14 Finish:DarkBronze 055 T6 extruded aluminum *

055 T6 extruded aluminum * Five air patterns: 700 CB10 - one way

Margin edges are 7/8" projection for baseboard installation

Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less

Note: Sizes listed are the duct or opening size the grille will fit into

Architectural Lattice Grilles 1302-40x14 Finish:DarkBronze 055 T6 extruded aluminum *Standard 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