VLF-SG - VISION FRAME WITH 12 GAUGE SECURITY GRILLE
Security Vision Frame with 12 Gauge Security Grille on each Side of Glass.
Material: 18 gauge CRS frame. Minimum size 4" x 4", maximum size 60" x 72". See fire rating below.
Grille: 12 gauge CRS with 13/16" square openings 1" on center.
Construction: Mitered and welded corners and countersunk mounting holes. Grille welded to frame.
Door: 1-3/4" thick door.
Fasteners: #8 x 32 Phillps head thru bolts with boank head one side to match finish.
Glass: 3/16" to 1/4" glazing to be ordered separately from Air Louvers Glazing Section. Use fire rated glazing with Warnock Hersey (WHI) or UL classification markings for fire rated applications. Visible light is 1" under rough opening size. Glass size is 1/4" under order size.
Fire-Rated Air Louvers Glazing to fit this Product: WS, PYRO, PPF.
Fire-Rating, Testing & Listings: When installed in properly rated and approved door, ratings up to 90 minutes can be achieved, depending on the glazing used. See glazing ratings for maximum exposed area. Tested and Listed for UL 10C and Criteria of UBC 7-2 Positive Pressure. See detailed installation instructions.
UBC 7-2 Installation: See detailed installation instructions.