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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square Collar
Standard Features * T-Bar lay-in filter grille with steel removable perforated face * 3/16" holes on 1/4" staggered centers * 20" x 20" x 1" filter (not included) * Square collar for 20 x 20 duct * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * Square to round No Labor Collar
w/ Tool Operated Opposed Blade Damper
904 - Double Deflection Adjustable Aluminum Blade Grille For a 38" x 18" Duct Opening (front blades parallel to shortest dimension)
Mounting Holes - Designed for ceiling or sidewall application
Aluminum Door Grille 4100-16X10 Finish:Designer Color - Velvet Black listed Fire-Resistance Diffuser * TVBStandard Features * 4000 door core grille with single frame * 4100 door core grille with additional loose frame * . 060 T6 extruded aluminum construction * Completely vision proof * High air capacities * Will accommodate door thickness ranging from 1 1 4" to 2 1 4" * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Driftwood Tan Options * 1310 Series stainless steel door grille * Tamper proof screws *
