4 1/4" Horizontal/Vertical Mount Fire Damper 2602-26X26 Step Down Ceiling Diffuser Standard Features * 1/2" spacing

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Hand operated lever for easy filter access * Holds up to 2" thick standard filter (not included) * Removable face for easy cleaning and maintenance * Filter door hinges parallel to longest side * 4-way reversible door on square sizes * 2-way reversible door on rectangular sizes * Filter retention tabs * Concealed mounting holes * Soft White Options * SPFG-4 - holds 4" deep air filter * Standard Color

½ × ½ × ½ Aluminum lattice

60% free area * Soft White Options * Countersunk screwholes with matching Phillips #8 x 1-1/2" oval Screws * 10 or 12 gauge steel * Tamper proof screws

Airfoil blades individually adjustable on 3/4" centers

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 6" Duct Opening  (front blades parallel to shortest dimension)

4 1/4" Horizontal/Vertical Mount Fire Damper 2602-26X26 Step Down Ceiling Diffuser Standard Features * 1/2" spacingh3. Standard Features * 2601 Square or rectangular for vertical mount only. Maximum dimension 60x60 single, 120x120 multiple. * 2602 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 60x60. * 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