4" Round Vertical Mount Fire Damper 2649-52 Residential Registers & Grilles Holds up to a 1"

Holds up to a 1" filter (not included) with filter retention tabs (FG1)

Driftwood Tan or Soft White

Louvers will be Parallel to the First Dimension

Steel construction

4" Round Vertical Mount Fire Damper 2649-52 Residential Registers & Grilles Holds up to a 1"h3. 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