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T-20 Tamper Proof Screws
w/ Lever Operated Opposed Blade Damper
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
linkage and handle enclosed in 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 * 200 O - steel lever operated opposed blade damper * Tamper proof screws * Standard Color
Note: Sizes are Listed Nominal Duct Opening
Ceiling Curved Blade Diffuser 202HV0-12X8 Finish:White T-20 Tamper Proof ScrewsStandard Features * Stamped curved blades * Field adjustable for positive throws and control of face velocities * Provides uniform air distribution across ceiling or walls * Eight air patterns * 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 posi drive screws * Steel multi shutter damper * Soft White Options * 200 O steel
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