2" Round Vertical Mount Fire Damper 2549-16 Commercial Long throw individually adjustable blades

Long throw individually adjustable blades with 1 1/2" blades on 1 1/2" centers or 3" blades on 3" centers

3-way register with stiffened 1/2" fan shaped louvers for silent operation

inner dimension and outside dimension sizes available * Tamper proof screws * Standard Color

Tool Operated Opposed Blade Damper

TVB - Thermal Vapor Blanket

2" Round Vertical Mount Fire Damper 2549-16 Commercial Long throw individually adjustable bladesh3. Standard Features * 1 1 2 hour rated fire damper * 2549 Round damper for vertical mount only. Available 4" thru 40" round. * 2550 Round Spring actuated (6) damper for vertical or horizontal mount. Available 4" thru 28" round. * 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