2" Vertical Mount Fire Damper 2501-36X14 Residential Registers & Grilles 1/4” Wide x 1-27/32” High

1/4” Wide x 1-27/32” High slots

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 4" Duct Opening (front blades parallel to shortest dimension)

104 D FR - U

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 20" Duct Opening (front blades parallel to shortest dimension)

2" Vertical Mount Fire Damper 2501-36X14 Residential Registers & Grilles 1/4” Wide x 1-27/32” Highh3. 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