Pay in 4 interest-free payments of $381.13 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
available 4" through 40" round (2549)
955 Series Engineering/Performance Data
with 75% free area Options 14 GA 304 SS Construction 12 GA (
blades prevent metal on metal rattle
Fixed bars with 0° deflection
Parallel Blade Volume Damper 3000P-58X56 Step Down Ceiling Diffuser available 4" through 40" roundh3. 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
