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Ships within 48 hours · Estimated delivery Oct 29 - Nov 3
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar
Heavy Duty Construction
4-way flush step down steel diffuser
904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 16" duct Opening (front blades parallel to shortest dimension)
Low profile design for tight mechanical areas
Aluminum Door Grille 4000-34X18 Finish:White 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 *
