2" Horizontal/Vertical Mount Curtain Fire Damper 2502-40X40 T-Bar *Note: Ceramic fiber blade insulation

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

1” rim size (2” larger than nominal duct size / order size)

2 position adjustment for heating and cooling seasons

Fixed bars with 0° deflection

Standard Features * Fixed airfoil blades parallel to 1st dimension given *

2" Horizontal/Vertical Mount Curtain Fire Damper 2502-40X40 T-Bar *Note: Ceramic fiber blade insulationh3. 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