Return Air Grille 1050-36X10 Step Down Ceiling Diffuser round collar only) * 830

round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U

Lever operated multi-shutter damper

Heavy gauge steel construction

14" and 16" * Soft White Options * Field installable Bowtie Damper (BD) * FTD - Fixed T-Bar Diffuser (6"

425 Series Engineering/Performance Data

Return Air Grille 1050-36X10 Step Down Ceiling Diffuser round collar only) * 830Standard Features 1 2" spacing dual angular louvers Stamped from cold roll steel Install with louvers in up or down position for best duct concealment Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options All Aluminum Construction T 20 Tamper Proof Screws SUBMITTAL 1050 Series Submittal