4 1/4" Vertical Mount Fire Damper 2633-30X26 past 12 months 055 T6 extruded aluminum *

055 T6 extruded aluminum * Five air patterns: 700 CB10 - one way

Powder coat finish

PERFORMANCE DATA 600TFG Series Engineering/Performance Data

Extruded aluminum frame with signature line marks

4 1/4" Vertical Mount Fire Damper 2633-30X26 past 12 months 055 T6 extruded aluminum *h3. 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