SF is an experienced manufacturer of industrial ventilators equipments supplies since 1975. There are including exhaust & drawing fans, industrial fans, high & low pressure blowers, roof exhaust fans, dust collections, induction motor peripheral products, ect.

F.R.P. Negative Pressure Type Exhaust Fan

It is designed that with high capacity and efficiency, the sound is little, can make and ventilate guiding, result in using. ...

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Movable Guiding Relay Fan

It is designed that with high capacity and efficiency, the convulsions amount is great....

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