Aluminum Door Grille 4000-28X26 Finish:Designer Color - Bronze Use for applications with round

Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers

T-Bar Modular Core Diffuser

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

Standard Features * Field installable butterfly damper * Available in sizes 6

Tool Operated Opposed Blade Damper

Aluminum Door Grille 4000-28X26 Finish:Designer Color - Bronze Use for applications with roundStandard 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 *