Standard Features * Use in applications for installing round without damper * Steel galvaneal construction
Lever operated steel multi-shutter damper
14" * Soft White Options * Field installable Bowtie Damper (BD) * TVB - Thermal Vapor Blanket * HVD - Hinge Down Face
NGD - Narrow ceiling grid dimples for 9/16" T-Rails
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Architectural Lattice Grilles 1307-4x18 Commercial Standard Features * Use inStandard 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 *