2502 1-1/2 Hour Curtain-Type Fire Damper

Standard Features
Square or rectangular spring actuated curtain-type fire damper for vertical or horizontal mount
2" thin-line roll formed frame
Designed for use in walls, floors, and partitions with fire resistance ratings of 1-1/2 hours or less
(for ceiling application, see 2700 series)
UL listed and tested in accordance with UL Standard 555
1 1/2 hour fire resistance rating
Building materials rated 2 hours or less
CSFM California State Fire Marshall listed
Interlocking steel roll-formed blades
Blade lock to secure blades once the product is activated
Damper manufactured from corrosion tested galvanized mild steel (G-90)
165° replaceable fusible link (#50)
Maximum one piece size 41" W, 36" H
Vertical mount only, maximum one piece size 48" W, 36" H (2501)
Stainless steel
212° fusible link (#52)
Fractional, exact O.D. dimensions