2" Vertical Mount Fire Damper 2501-22X22 past 12 months 3-way register with stiffened 1/2"

3-way register with stiffened 1/2" fan shaped louvers for silent operation

951 Series Engineering/Performance Data

2" ADC compliant round collar with a bead for ease of installation

How To Order Spirals

RD Series Engineering/Performance Data

2" Vertical Mount Fire Damper 2501-22X22 past 12 months 3-way register with stiffened 1/2"h3. 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