Parallel Blade Volume Damper 3000P-68X28 Residential Registers & Grilles Note: Sizes are Listed Nominal

Note: Sizes are Listed Nominal Duct Opening

Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Hand operated lever for easy filter access * Holds up to 2" thick standard filter (not included) * Removable face for easy cleaning and maintenance * Filter door hinges parallel to longest side * 4-way reversible door on square sizes * 2-way reversible door on rectangular sizes * Filter retention tabs * Concealed mounting holes * Soft White Options * SPFG-4 - holds 4" deep air filter * Standard Color

Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system

Designer Color or Satin Anodized Finish available on this product

Parallel Blade Volume Damper 3000P-68X28 Residential Registers & Grilles Note: Sizes are Listed Nominalh3. 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