2" Vertical Mount Fire Damper 2501-28X28 T-Bar linkage and handle enclosed in

linkage and handle enclosed in valve to assure trouble-free operation

*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches

Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws

904 Series Performance Data

2" Vertical Mount Fire Damper 2501-28X28 T-Bar linkage and handle enclosed inh3. Standard Features * 2501 Square or rectangular for vertical mount only. Maximum dimension 48w, 49h. * 2502 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 41w, 36h. * UL and California State Fire Marshall approved * 2" thinline frame * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized mild steel (G 90) * Self