Features 1.EPDM insulated flexible stainless steel pipe system 2.Making the pipeline more ... .Lengths: 10m,15m,20m,25m,30m,50m Product Characteristics:1.Pre-insulated solar pipeline systems2.Quick assembly technology3.Saving time and energy ... Operation Pressure(bar)16.0120.251220.0160.251225.0200.312 Pre-insulated Solar Flexible Stainless Steel Pipe System with UV Black Film ...