Pay in 4 interest-free payments of $337.76 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Square collar designed for 20” × 20” duct
3-way register with stiffened 1/2" fan shaped louvers for silent operation
Standard Features * For evaporative cooling or high velocity exhaust applications with divided 2-way multi-louver and combination shut-off * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White
53% free area * 1306: 3/4" lattice opening
Adjustable curved blade diffuser
Parallel Volume Damper Low Leak 3000PLL-52X40 Residential Registers & Grilles Square collar designed for 20”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
