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The Direct Driven Exhaust Fan, available in 26", 31", and 37" sizes, features a direct drive system that enhances efficiency by minimizing energy losses. Its patented centrifugal opening system fully opens the shutter at just 40% of the nominal rotation speed, boosting performance.

Key Features

• Direct Drive System: Increases efficiency by reducing energy losses.
• Patented Centrifugal Opening: Ensures full shutter opening at 40% rotation speed.
• Redesigned for Efficiency: Improved opening system reduces noise and enhances fan performance.
• Durable Wallhousing: Available in galvanized or stainless steel (Aeternum 31") for maximum corrosion resistance.

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