Established in 1993, Guanfa Valve Manufacture Co., Ltd. is specialized China half pipe manufacturer and distributor of valves, hoses, tubes and pipes. Our oem half pipes are suitable for acid, alkali, water, steam, seawater, coal gas and natural gas. They are widely used in petroleum, chemical, paper making, fertilizer, brewing and metallurgy. The use of specialized software of Pro/E and CAD has shorted the P&D and trial manufacture cycle, and greatly improved the service life and dependability of products. Our high-quality products have been exported to the North Amercia, UK, USA, Germany, Italy, India, France, Australia, Japan.

Designed for maximum comfort, ergonomics, and duability

The half pipe is the best ramp to have at home and they are not too hard to build them. If you have a problem of space please click on "Suggestions on how to choose a halfpipe".

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