Radius Spiral Pipe Diffuser RS52-14X4 Step Down Ceiling Diffuser 3/4" round collar

3/4" round collar

904 Series Submittal

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 14" Duct Opening(front blades parallel to shortest dimension)

14" and 16" * Perforated face with concealed hinges * 2x2 galvaneal steel panel with seismic support hangers * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14") * 780 OR - factory installed opposed radial damper (sizes 6"-14") * 780 FR - U

Round Bowtie Damper

Radius Spiral Pipe Diffuser RS52-14X4 Step Down Ceiling Diffuser 3/4" round collarStandard Features * Radius flush style spiral mount diffuser * Single piece formed frame * Curved frame fits flush to spiral pipe * Single deflection * Nylon bushings for easy adjustment * Adjustable blades are parallel to shortest dimension * Available in 8" thru 36" spiral diameters (Note: spiral diameter must be 4" larger than register width) * Soft White Options * RS52 GALV Single piece galvanized steel with formed frame * RS52 SC Screwdriver