Parallel Blade Volume Damper 3000P-62X36 Specialty Products 18" or 24" lengths *

18" or 24" lengths * Soft White Options * Standard Color or Designer Color Finish available on this product

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 30" Duct Opening (front blades parallel to shortest dimension)

Designer Color or Plated Metal Finish available on this product

* 2550 - Round Spring actuated (6) damper for vertical or horizontal mount

Standard Features * Individually adjustable curved blade T-Bar lay in diffuser with concealed hinges * Hinged perforated face * Spring push release for easy access to adjust curved blades * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar sizes: 6-10"

Parallel Blade Volume Damper 3000P-62X36 Specialty Products 18" or 24" lengths *h3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control