Specifications: dn25 ppr aluminum composite pipe, pressure rating available in 1.0MPa, 1.25MPa, 1. ... 6MPa, 2.0MPa Specifications:dn25 ppr aluminum composite pipe with sizes ranging from 16 to 160mm, pressure rating ... reduce installation costs by as much as 50% over metal piping systemHigher Flow Capacity: smooth interior walls result in lower pressure ...