... 2.AENOR,WATERMARK,EME,ISO Certificates 3.Butt welding pipe 4.For hot water 5.Factory price 1.We insist on using ... ,AENOR,EME,ISO certificates verify,PEX AL PEX pipe is widely used for underfloor heating.TÜV and WRAS are also under applying ... middle,and two layers of glues.5.Applications: floor heating system,drinking water supply,liquild food & chemical industries ( function(){ var aBigImageSrc = [ ' ...