4" Horizontal/Vertical Mount Fire Damper 2634-12X10 Accessories Hand operated lever for easy

Hand operated lever for easy filter access

904 Series Submittal

1 1/2 hour fire resistance rating

3 or 4 way patterns * Spring push release for easy access to adjust pattern controllers * Round No Labor Collar sizes: 6-10"

Front blades are parallel to the shortest dimension

4" Horizontal/Vertical Mount Fire Damper 2634-12X10 Accessories Hand operated lever for easyh3. Standard Features * 2633 Square or rectangular out of airstream fire damper for vertical mount only. * 2634 Square or rectangular Spring actuated (6) out of airstream fire damper for horizontal or vertical mount. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Maximum dimension 60w, 52h * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion