Pay in 4 interest-free payments of $231.50 Learn more
Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
Minimum size is 4"x4"
Adjustable blades oriented for 3 or 4-way air flow pattern
904 Series Submittal
Square to round 2" collar with roll formed retention bead - available in square sizes only
Parallel Volume Damper Low Leak 3000PLL-46X28 Step Down Ceiling Diffuser Minimum size is 4"x4"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
