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Ships within 48 hours · Estimated delivery Oct 2 - Oct 7
Designer Color or Plated Metal Finish available on this product
For evaporative cooling or high-velocity exhaust applications
Stamped from cold roll steel
Allows for 4-way airflow adjustment
Double deflection radius mount spiral pipe grille with adjustable blades
Pressure Relief HD 3530-20X16 Accessories Designer Color or Plated Metalh3. 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
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