Parallel Blade Volume Damper 3000P-70X28 Specialty Products One-piece removable slide damper for

One-piece removable slide damper for off-season closure

Diffuser available in sizes 6×6 through 20×20

060 T6 extruded aluminum construction * Bar grille designed to conceal filter * Hand operated lever for easy filter access * Concealed mounting holes * Filter door hinges parallel to longest side * Filter retainers * Removable face for easy cleaning * For 1" filter (not included) * Soft White Options * 915 2 FG - 2" filter spacing (filter not included) * 915 TFG - T-Bar mount * Standard Color

Spiral Diffuser Radius Flush Mount Diffuser Single Deflec

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 8" Duct Opening   (front blades parallel to shortest dimension)

Parallel Blade Volume Damper 3000P-70X28 Specialty Products One-piece removable slide damper forh3. 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