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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
inner dimension and outside dimension sizes available * Tamper proof screws * Standard Color
904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 20" Duct Opening (front blades parallel to shortest dimension)
Standard Features * Lightweight Aluminum vent louver * This is a larger version of the 4901 series * Flush face * Spring clip mounting * Able to withstand wet and corrosive environments * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS - Insect screen * Standard Color or Designer Color Finish available on this product
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar
Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system
Aluminum Door Grille 4000-36X36 Finish:Designer Color - Aluminum Paint inner dimension and outside dimensionStandard 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 *
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