Steel Blade Grille - Horizontal Fixed Blade 936-20X12 Step Down Ceiling Diffuser RD - Round Ceiling Diffuser

RD - Round Ceiling Diffuser

Standard Features * Aluminum construction deep housing and inner concentric rings * Designed for high volume long throw applications * Adjustable air direction * Easily installed with use of strong spring clips * No screwholes offers clean appearance for wall mount * Anodized finish Options * 1204 - turbo nozzle in panel mount

Double deflection surface mount grille with adjustable airfoil blades

Half-length screwdriver operated Scoop Extractor

Note: Listed Size Is Nominal Duct Opening / Nominal Filter Size

Steel Blade Grille - Horizontal Fixed Blade 936-20X12 Step Down Ceiling Diffuser RD - Round Ceiling DiffuserStandard Features *Surface mount return air grille * 45 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * 936 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