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Field installable bowtie damper with round ring
904 Series Submittal
Available in 4" through 29" round
Louvers will be Parallel to the First Dimension
Filter retention tabs
4" Round Vertical Mount Fire Damper 2649-52 Residential Registers & Grilles Field installable bowtie damper withh3. 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
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