China Roof Fans Wind Drive Fan No Power Fan

Roof Ventilation Fan Without Power foOther Bags & Cases r Industrial Shed/Poultry House/industry factory
Performance characteristic:
1.Natural wind drives, operating in 24 hours of whole day .
2.High sensitivity , slight wind or the range of temperature can drive the turbine blade to turn around .
3. Rotary stablely, quietly to improve the inner environment of room .
4.Using complete senior axis bearing , no lubrication , solid , low fault rate .
5.Corrosion resistance , acid and alkali proof , long service life .
Model NoOuter diameter
(mm)Throat diameter
(mm)Wind speed
(mm)Air flow
(m3/h)4203003.2--16298-11006205003.2--16824-30477506003.2--161188-43938808003.2--161526-5643PRODUCT LIStallurgy-Machinery-p3748/">metallurgy Machinery T IN OUR FACTORY
FAQ
Q:Are you a trading company or a factory ?
A:We have factory with more than 10 years experience.
Q:What voltages you can do , if you can make special voltages ?
A:Almost all kinds of voltages we all can make , but for special voltages ,
we have a bigMOQ and maybeprice will be a little higher . Our normal voltage is 380V 50HZ 3phase .
Q:I want to use our own brand , is it ok?
A:Of course it's OK , we can make OEM products and also can provide our ownPackage & Printing Service brand products
Q:What payment term ?
A:Normally T/T or L/C we can accept .
Q:When you ship my order?
A:Normally 7-15days after receiving your payment, but it can be negotiated based on order qty and production schedule.
Q:How about the warranty ?
A:All the unit we have one year warranty .
We are at your services in 24 hours!