4" Horizontal/Vertical Mount Fire Damper 2634-24X18 Smoke-Fire Damper 060 T6 extruded aluminum construction

060 T6 extruded aluminum construction * Completely vision proof * High air capacities * Will accommodate door thickness ranging from 1 1/4" to 2 1/4" * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Driftwood Tan Options * 1310 Series - stainless steel door grille * Tamper proof screws * Standard Color

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

Adjustable aluminum curved blades

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Install with louvers in up or down position for best duct concealment * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 1033 - 1/3" spacing available in limited sizes * A-1050 -

Standard Features * Step-down design with four-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Step-down feature allows for uniform airflow distribution * Soft White Options * 100 - diffuser only (no damper) * 100 D - diffuser with steel multi-shutter damper * 100 O - diffuser with steel opposed blade damper * No Labor Collar - Square to round * Tamper proof screws * Standard Color

4" Horizontal/Vertical Mount Fire Damper 2634-24X18 Smoke-Fire Damper 060 T6 extruded aluminum constructionh3. 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