Steel Blade Single Deflection Diffuser 931-12X10 Step Down Ceiling Diffuser contour molded fiberglass back with

contour molded fiberglass back with a foil barrier backing

3/4" round collar

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * 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 * SPFG-4 - holds 4" deep air filter * Standard Color

Adjustable directional dampers with shut-off

Ideal for residential and light commercial application

Steel Blade Single Deflection Diffuser 931-12X10 Step Down Ceiling Diffuser contour molded fiberglass back withStandard 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 * Single deflection diffuser with adjustable steel blades * Steel blades are parallel to longest dimension * Allows 2 way air deflection on one plane * Soft White Options * 931 O with recessed screwdriver operated opposed blade damper * 1331 and