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Blades parallel to shortest dimension
Steel galvaneal construction
* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w
22 gauge butterfly style galvanized steel blades
904 - Double Deflection Adjustable Aluminum Blade Grille For a 14" x 10" Duct Opening (front blades parallel to shortest dimension)
4 1/4" Horizontal/Vertical Mount Fire Damper 2602-34X34 Step Down Ceiling Diffuser Blades parallel to shortest dimensionh3. 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
US$ 13.99
US$ 24.98
US$ 27.98
US$ 12.98
