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Sleeve Submittal
round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U
904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 8" Duct Opening (front blades parallel to shortest dimension)
For damper free area chart B click here * 2665 - Round fire door for vertical mount only
115T Series Submittal
4" Round Vertical Mount Fire Damper 2649-24 Commercial Sleeve Submittalh3. Standard Features * 2649 Round damper for vertical mount only. Available 4" thru 52" round. * 2650 Round spring actuated (6) damper for vertical or horizontal mount. Available 4" thru 52" round. * 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
US$ 20.05
US$ 141.53
US$ 259.02
US$ 141.53
US$ 603.02
