4" Round Vertical Mount Fire Damper 2649-8 Commercial 2" thin-line roll formed out-of-airstream

2" thin-line roll formed out-of-airstream frame

*Pricing is based on standard 14 GA steel construction

Standard Features * Flush modular curved blade T-Bar diffuser * Curved blade cores sit flush with face for more uniform air flow * Movable cores provide multiple fixed air patterns * 6x6 thru 14x14 diffuser sizes * Square to round No Labor Collar * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 700MCB O - opposed blade damper * TVB - Thermal Vapor Blanket * Square collar

Center margins are mounted on the backside of the grille for a streamlined continuous look

4" Round Vertical Mount Fire Damper 2649-8 Commercial 2" thin-line roll formed out-of-airstreamh3. 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