Galvanized greenhouse pipe is the current mainstream greenhouse support material, which has the advantages of light weight, low price and long service life.
Our Products are water proof and do not expand, contract or warp when they come in touch with water. Our profile not burn itself: the product extinguishes immediately when the external flame source is removed. It has got an “A” class fire rating. Weather
Concrete pump parts S-Valve is mounted inside a concrete hopper. It alternately connects one of two outley ends od thepumping cylinders to the inlet end of the dischage conduit which was mounted on the fromt wall of the hopper.