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Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
450 Series Submittal
All steel parts with galvanized finish or zinc coating
4-Way ceiling register with stiffened 1/2" fan shaped louvers for silent operation
Submittals and Performance Data
150 Series 4-Way Ceiling Diffuser - 18 x 18 Standard Finishes:Sort White Designed for protection of ceilingStandard Features 4 Way ceiling register with stiffened 1 2" fan shaped louvers for silent operation Lever operated multi shutter damper All component parts, rivets, linkage and handle enclosed in valve to assure trouble free operation Countersunk mounting holes for flush appearance, with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options (must specify when ordering) Face Only Lever Operated
