... professional manufacturer in producing HDPE FITTINGS for more than 10 years,our fittings including Electrofusion Fittings,Butt fusion Fitting,Socket Joint ... Fitting,PE Ball ValvesFittings,PE/Steel Transition Fittings,etc. Including Reducer,,Coupler,Reducing Tee,Equal Tee.End ... *355MM3,used for hot water and cold water and gas,oil transpotation4,colour we can supply:black or according ...