Reliable amplification Our flue gas fans with function as draft amplifier are fitted in the chimney (bypass). They boost smoke and hot air and are suitable for boilers, dryers, chimneys and other fire places up to a temperature of 250 ° C / 480 ° F. By means of these bypass ventilators a fraction of the exhaust gas is sucked by a fan, accelerated and blown out again towards the mouth of the chimney. If the fireplace, for example an oven, is not I use, the rooms can even be ventilated with this bypass fan. Our bypass fans are driven by a special motor with heat transfer insulation, high temperature bearings and extended shaft. The protection class is IP 54 (drip-proof). The Cabinet is made of stainless steel or steel plate with heat-resistant paint.

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