Adjustable Curved Blade Diffuser CB30-20X6 Residential Registers & Grilles Step down core designed for

Step down core designed for 4-way uniform air distribution

Free area equals more than 75% of nominal size

Installation Ring only

055 T6 extruded aluminum * Square collar * For 22"x22" square duct * Soft White Options * 915 T O - opposed blade damper * No Labor Collar - square to round (2x2 only) * 1x2 panel (10"x22" duct) or 2x4 panel (22"x46" duct) * Satin Anodized Finish available on this product

Provides 4-way air flow on one plane

Adjustable Curved Blade Diffuser CB30-20X6 Residential Registers & Grilles Step down core designed forStandard Features * Adjustable curved blade . 055 T6 extruded aluminum surface mount supply diffuser * Four air patterns: CB10 one way, CB20 two way, CB30 three way, CB40 four way * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * CB40 O recessed screwdriver operated opposed blade damper * Square to round No Labor Collar (square sizes only) * 700 CB and CB T T Bar mount * SCB steel