... 1.CONSTAB PEX,Al raw material 2.AENOR,WATERMARK,EME,ISO Certificate 3.Butt welding pipe 4.For hot ... WATERMARK,AENOR,EME,ISO certificates verify,PEX AL PEX pipe is widely used for underfloor heating.TÜ ... quality control management system.4.Butt-welded PEX AL PEX pipe is made of 5layers,both inner and ... pressure(Mpa)Standard temperature(°C)Long-term Hydros-AL thickness(mm)mminchtatic Strength14×2.025/64"81 ...