Farm building fan EWD

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EWD exhaust fan is available in 26”, 31 ” and 37”. The direct drive ensures greater efficiency by reducing energy losses. The patented centrifuga! opening System guarantees a complété shutter opening already at 40% of the nominal rotation speed. Thanks to the completely redesigned opening System of EWD fans, the noise level has been reduced and the fan efficiency has been increased. The wall housing is available in galvanized or stainless Steel (Aetemum 31 ” only) for the maximum corrosion résistance. - Bottom panel with 4 practical water discharge holes - Fixing threaded bush (M8)