2" Vertical Mount Fire Damper 2501-44X8 Smoke-Fire Damper 4-way reversible door on square

4-way reversible door on square sizes

1-27/32” x 11/32” slots

*Pricing is based on standard 14 GA steel construction

53% free area * 1306: 3/4" lattice opening

2" Vertical Mount Fire Damper 2501-44X8 Smoke-Fire Damper 4-way reversible door on squareh3. 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