4" Round Horizontal/Vertical Fire Damper 2650-14 past 12 months Margin edges are 7/8" projection

Margin edges are 7/8" projection for baseboard installation

Adjustable steel curved blades

904 - Double Deflection Adjustable Aluminum Blade Grille For a 14" x 10" Duct Opening (front blades parallel to shortest dimension)

Flush core and frame provides smooth surface

Egg Crate T-Bar Filter Grille 2"

4" Round Horizontal/Vertical Fire Damper 2650-14 past 12 months Margin edges are 7/8" projectionh3. 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