PPR Pipe:(anti-bacterial ) 1. Material:Hyusong 2. we have patent 3. Size: 20mm to 110mm ... for cold &hot water 1>Material:Hyosung(Korea)2>Size:20mm-100mm3>Anti-bacterial4>Color:any color5>Pressure ... =1.25,1.6(for cold water),PN=2.0,2.5(for hot water)6>Certification:CE,ISO9001-20087> ... building materials. It can be used in the piping system of pure water and drinking waterAnticorrosion, anti-encumbrance: ...