Diffuser 845-18X12 Step Down Ceiling Diffuser 2x4 T-Bar (22" x 46"

2x4 T-Bar (22" x 46" duct)

SD34 Submittal Drawing

Standard Features * Heavy duty honeycomb construction * Blades run parallel to longest dimension given * Gym Grade - includes welded core and extra supports for heavy duty application * Mounting holes for sidewall and ceiling application * Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system * Soft White Options * No mounting holes * Tamper Proof Screws * Standard Color

PERFORMANCE DATA 907 Series Engineering/Performance Data

Square Collar

Diffuser 845-18X12 Step Down Ceiling Diffuser 2x4 T-Bar (22" x 46"Standard 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