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Mounting holes with color matching 2" baseboard Phillips screws
2550 Series Submittal
For evaporative coolers or central blower systems
back blades parallel to the shortest dimension Extruded aluminum surface mount frame with signature line marks Provides 4-way air flow on one plane Nylon bushings on adj
Pressure Relief HD 3530-20X18 Specialty Products Mounting holes with color matchingh3. 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$ 79.99
US$ 12.99
US$ 16.30
US$ 24.40
