Pay in 4 interest-free payments of $617.76 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
with 75% free area Options 14 GA 304 SS Construction 12 GA (
Product sizes available to fit spiral pipe diameter 8” – 48
Standard Features * 2x2 panel with fixed 22 gauge steel perforated face * 7/8" fiberglass back (R4 value) * Pattern controllers can be adjusted to 1
UL listed and tested in accordance with UL Standard 555C
Allows for 2-way airflow
Parallel Volume Damper Low Leak 3000PLL-72X54 Accessories with 75% free area Optionsh3. 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
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