High-Velocity Multi-Louver Flush Diffuser 450-10X10 Step Down Ceiling Diffuser Type 304 stainless steel

Type 304 stainless steel

3/16” holes on 1/4” staggered centers Extruded aluminum frame with signature line marks Perforated material 58% free area Countersunk mounting holes for flush appearance with color matching Phillips posi- drive screws Rust resistant pre-coat with durable powder finish Soft White

with color matching Phillips Pozidriv screws

Standard Features * Fixed blade return air T-Bar lay-in filter grille * Square collar for 20 1/2" x 20 1/2" duct * Hinged removable face * 20" x 20" x 1" filter (not included) * Seismic support holes * Soft White Options * 920 TFG - steel outer frame * 920 2 TFG - 2" filter spacing (filter not included) * No Labor Collar - square to round (2x2 only) * 1x2 (20x8 filter) or 2x4 (20x44 filter) * Satin Anodized Finish available on this product

Standard Features * Lightweight Aluminum vent louver * This is a larger version of the 4901 series * Flush face * Spring clip mounting * Able to withstand wet and corrosive environments * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS - Insect screen * Standard Color or Designer Color Finish available on this product

High-Velocity Multi-Louver Flush Diffuser 450-10X10 Step Down Ceiling Diffuser Type 304 stainless steelStandard Features All steel galvaneal construction For evaporative cooling or high velocity exhaust applications Divided 2 way multi louver and combination shut off Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White SUBMITTAL 450 Series Submittal PERFORMANCE DATA 450 Series Engineering Performance Data