... PEX-A with EVOH Pipes 1.Material: PEX-A and EVOH material 2.Certifications: ISO,CE,GOST,SGS,SONCAP,RoHS Anti-UV PEX ... internal initiative.2. Advantages:a. Domestic innovative PEX composite pipe has double layer, white lining, ... The service life is 25 years if pipes being exposed to the outdoor and 50 ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); PEX-A with EVOH Pipes