... :2008 Best steady ppr pipe and fitting of concealed valve for export1, raw material: ppr and brass2, pressure rating:2.5mpa3 ... , color: white, green, grey, blue4, size:20mm to 32mm5, sanitary,healthy,non-toxic,rustproof and ... recyclable,benefit to the environment7, good resistance to shock and impact8, resistance to all kinds of chemical liquid9, ...