... ,ISO9001,ISO14001,PICC Famousbrand spokeed byOlympic champio features1)PPR-AL-PERT Plastic Composite pipe WITH CE,ISO9001,ISO14001,PICC2)size:20mm to 110mm3 ... pipes in industry and agriculture.in one word,laboratories, chemical pipe works, hot and cold water syatem, water purifying engineering, ... and tolerated ground movement packing figures are as follows: PPR-AL-PERT Plastic Composite pipe