Pay in 4 interest-free payments of $42.26 Learn more
Ships within 48 hours · Estimated delivery Nov 4 - Nov 9
Standard Features * Galvanized steel panel * Square hole: 6" thru 22" sizes * Seismic support holes * 2x2 * Soft White Options * 1x2
2-way reversible door on rectangular sizes
MRI Compatible
Available blade centers at 1/2"
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Pressure Relief Vertical Mount 3510-18 Commercial Standard Features * Galvanized steelh3. 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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