... :1/2"-4" 4.Thread standard:ISO,DIN,BS,ANSI 5.G,R,NPT etc. Ppr fittingsFeature:1. Material: PPR ... 2.5MPa)3. Connection: Hot Welding;4. Size: 20mm~75mm;5. Color: White, Green, Grey, Blue6. Certification: ISO9001-2008, ISO14001Advantage:1. ... brass fitting5. Convenient installation, reliable, recycled, environmental protection and safe6. Long service life: more than fifty years under the normal pressure ...