Spun Aluminum Tiered
Spun aluminum ventilator designed for use in both gravity and mechanical ventilation systems.
Provide an increased intake area by utilizing two spun aluminum tiers and therefore, provide lower intake velocities reducing the introduction of airborne particles or moisture into the building.
Bases are manufactured with a fully developed base venturi to provide the most efficient and weather resistant path.
Available in 9 sizes from 8 to 48 inches.
Description: Unit shall be a tiered spun aluminum, roof mounted gravity ventilator.
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