... 160mm,Pressure rating available in PN10,PN12.5,PN16 and PN20 CE, ISO9001, ISO14001 PPR pipe Product certifications: ... No.1: Most of our products are CE and ISO 9001: 2000 certified.PPR pipesFeatures:Material: Random ... or hot water supply, heating system including flooring heating, wall heating and radiating system, Central air conditioning system, industrial liquids transportation Advantages: ...