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Adjustable aluminum airfoil blades oriented for 1 or 2 way airflow pattern
Double deflection radius mount spiral pipe grille with adjustable blades
Allows for 4-way airflow
Designer Color or Plated Metal Finish available on this product
Plated Metal or Wood Finish available on this product
Pressure Relief HD 3530-20X16 Accessories Adjustable aluminum airfoil blades orientedh3. Standard Features * 3510 Vertical mount * 3520 Horizontal mount air up * 3530 Horizontal mount air down * Designed to open with negative or positive pressures for intake or exhaust air * Felt edge blades to hold noise to a minimum * Aluminum construction * Blade to blade linkage * 1 4" pivot pins in nylon busings * Maximum size 24 x 24 * Mill finish h3. Options * Sleeve variations * Mounting flange * Adjustable counter balance to adjust various
US$ 136.00
US$ 136.00
US$ 136.00
US$ 136.00
US$ 119.95
