4-72, 4-79 series centrifugal fan, with high efficiency, low noise characteristics. Widely used in all kinds of large and medium-sized factories and civil buildings, large venues and other places. 4-72, 4-79 series centrifugal fans are used for general ventilation, conveying air or other non-flammable and explosive, non-corrosive gases, no viscous substances in the gas, the dust and hard particles contained are not more than 150mg/m³, and the temperature is not more than 80℃.

Note:

F4-72/79 is an anticorrosive centrifugal fan, used to transport corrosive gases, made of fiberglass or steel multi-anticorrosive paint, stainless steel and other materials. B4-72/79 is an explosion-proof centrifugal fan, used for conveying flammable and explosive gases. The motor is equipped with an explosion-proof motor. Steel impeller is used for those with lower explosion-proof requirements, and cast-plated impeller is used for those with higher explosion-proof requirements.

Suitable for all kinds of large and medium-sized factories and civil buildings, large venues and other places.

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  Energy efficiency label certification

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  CCCF certified products

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  CMA metrological certification

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  National quality supervision, inspection and certification

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  China recognizes the joint symbol of international mutual recognition

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  China recognizes the joint symbol of international mutual recognition