Conventional Type :

High air volume .

High Static  pressure .

High Speed R.P.M.

The material of impeller is aluminum , steel ( GI) .

Precision Type :

Low air volume.

Low Static  Pressure.

Low speed R.P.M.

Low noise sound.

The wheel width is various and the material of impeller is aluminum ,steel(GI).

Rolling Type :

High air volume.

Low Static Pressure.

The wheel width  can be control and efficiency is high.

The material of impeller is aluminum ,steel(GI).

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