Parallel Blade Volume Damper 3000P-62X40 Commercial 3/4" round collar

3/4" round collar

055 T6 aluminum surface mount return air grille * 45 fixed blades parallel to longest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 905 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Fractional

Negator stainless steel closure springs mounted on spring pin brackets

060 T6 extruded aluminum construction * 45 fixed blade face 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 * 900 2 FG - 2" filter spacing (filter not included) * 900 TFG - T-Bar mount * 920 FG Series - galvaneal steel frame * Standard Color

Parallel Blade Volume Damper 3000P-62X40 Commercial 3/4" round collarh3. 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