Specification: 20mm to 63mm Standard:DIN8077-8078 Application:Cold and hot water supply PPR female threaded union adaptor1.Size :20mm,25mm,32mm,40mm,50mm,63mm2. Pressure grade: PN2.53. Color: white, grey or according to customers’ request4. Packing:In cartons5. Material: PPR6.Connecting:Welding. PPR female threaded union adaptor