Diffuser 845-20X18

Diffuser 845-20X18Standard Features * 3 way diffusion for draft free heat or air conditioning * For ceiling or sidewall applications * All component parts, rivets, linkage, and handle, are enclosed in the valve to assure trouble free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Steel multi shutter damper * Soft White Options * 845 O steel lever operated opposed blade damper * Tamper proof screws * Standard

blades prevent metal on metal rattle

Standard Features * Double deflection aluminum wall or ceiling register * Heavy gauge aluminum frame * Individually adjustable extruded aluminum airfoil blades * Allows for spot or normal air diffusion * Hidden mounting mechanism * White Options: * Standard Color or Designer Color Finish available on this product

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Standard Features *Surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of steel blades * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Double deflection diffuser * Front blades parallel to shortest dimension * Back blades parallel to longest dimension * All blades adjustable allowing 4-way flow adjustment * Soft White Options * 934 O - with recessed screwdriver operated opposed blade damper * 1333 and 1334 Series - stainless steel double deflection * Tamper proof screws * Standard Color or Design Color Finish available on this product

contour molded fiberglass back with a foil barrier backing

Holds up to a 1" filter (not included) with filter retention tabs (FG1)

listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square Collar

Allows for 4-way airflow

915 Series Submittal

Standard Features *Surface mount return air grille * 0 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 938 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Tamper proof screws

BD - field installable Bowtie Damper (available on even sizes 6"-14")

Standard Features * Universal Collars for T-bar supply and returns * Soft White Finish * Available for 6" to 14" round duct in 1" increments