14" * Soft White Options * Field installable Bowtie Damper (BD) * TVB - Thermal Vapor Blanket * HVD - Hinge Down Face
Standard Features * 1/2" spaced vision-proof dual angular louvers for strength and maximum free area * Margin edges are 7/8" projection for baseboard installation * Soft White with color matching screws Options * 1133 - 1/3" spaced dual angular louvers * 1175 - added mullion stiffeners for greater strength * Standard Color
Standard Features * Return air T-Bar lay-in filter grille * Removable louvered 20 gauge steel face * 20" x 20"x 1" filter (not included) * 7/8" fiberglass back plenum cut holes 6"-16" (collar by others) * Seismic support holes * Soft White
Designed to minimize vision into the air duct
Architectural Lattice Grilles 1307-36x44 past 12 months 14" * Soft White OptionsStandard Features * 1" rim size (2" larger than nominal duct size) * 14 gauge steel * 1305: 1 2" lattice opening, 3 16" cross bars, 53% free area * 1306: 3 4" lattice opening, 1 4" cross bars, 57% free area * 1307: 13 16" lattice opening, 3 16? cross bars, 69% free area * 1308: 7 8" lattice opening, 1 4" cross bars, 60% free area * Soft White Options * Countersunk screwholes with matching Phillips #8 x 1 1 2" oval Screws * 10 or 12 gauge steel *