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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Options * Sleeve variations * Mounting flange * Adjustable counter balance to adjust various opening pressures
Tool operated Opposed Blade Damper
AA-HVL Series Engineering/Performance Data
14 gauge steel construction
Standard Features * 2533 - Square or rectangular for vertical mount only
Pressure Relief HD 3530-24X10 Specialty Products Options * Sleeve variations *h3. 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
