4" Horizontal/Vertical Mount Fire Damper 2634-10X10 Smoke-Fire Damper Building materials rated 3 hours

Building materials rated 3 hours or less

904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 30" Duct Opening (front blades parallel to shortest dimension)

Standard Features * Single plaque ceiling diffuser * 360 air diffusion * Hinged-down core for easy duct access * No Labor Collar * Seismic support hangers * Available sizes: 6"-10"

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 14" Duct Opening (front blades parallel to shortest dimension)

* UL and California State Fire Marshall approved * 4-1/4" standard frame style * 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 locking corner (4) * 165° replaceable fusible link (2) h3

4" Horizontal/Vertical Mount Fire Damper 2634-10X10 Smoke-Fire Damper Building materials rated 3 hoursh3. 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