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Ships within 48 hours · Estimated delivery Nov 15 - Nov 20
Standard collar diameter is the same as the diffuser size
Heavy Duty Construction
to 23 29/32"
904 - Double Deflection Adjustable Aluminum Blade Grille For a 40" x 18" Duct Opening (front blades parallel to shortest dimension)
Standard Features * Converts T-bar products to surface mount * Sizes available: 1x2
Aluminum Door Grille 4000-16X10 Finish:Designer Color - Warm White Standard collar diameter is theStandard 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 *
