Diffuser 850-6X6 Damper:Opposed Damper 904 - Double Deflection Adjustable

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 20" Duct Opening (front blades parallel to shortest dimension)

Standard Features * 45-degree fixed blades parallel to the longest dimension * Hand operated lever for easy filter access * Holds up to 2" thick standard filter (not included) * Removable face for easy cleaning and maintenance * Filter door hinges parallel to longest side * 4-way reversible door on square sizes * 2-way reversible door on rectangular sizes * Filter retention tabs * Concealed mounting holes * Soft White Options * SP920FG-4 - holds 4" deep air filter * 920 TFG - T-Bar mount * Standard Color or Designer Color Finish available on this product

055 T6 extruded aluminum frame * Movable cores provide multiple fixed blade air patterns * Square collar * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * MA O - recessed screwdriver operated opposed blade damper * Square to round No Labor Collar * 700 MA and MA T - T-Bar mount * 1320 Series - stainless steel fixed pattern diffuser * DCF (Deep Ceiling Frame) - steel frame design prevents smudging of ceiling surface area surrounding diffuser * DCF O above with opposed blade damper * MA CM - concealed mount * Tamper proof screws * Standard Color or Designer Color Finish available on this product Additional Drawings * MA DCF

Long throw individually adjustable blades with 1 1/2" blades on 1 1/2" centers or 3" blades on 3" centers

Holds up to 1" filter (not included)

Diffuser 850-6X6 Damper:Opposed Damper 904 - Double Deflection AdjustableStandard Features 2 way register with stiffened 1 2" fan shaped louvers for silent operation For ceiling or sidewall applications Lever operated multi shutter damper All component parts, rivets, linkage and handle enclosed in valve to assure trouble free operation Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options w Lever Operated Opposed