... ,light weight, good mechanical strength and heat-resisting performance, PEX/AL/PEX PIPE 1, Non-toxic, corrosion resistance,light weight, good ... gas and fuel. Pipes can be bent freely and made straight backApplication:Residential buildings,hospitals,schools,office buildings,libraries,supermarkets,outdoor ... lot,ourdoor sport fileds,Fry pond and heated greenhouse. pex-al-pex pipe