We can make many design of house connection piping system using HDPE or combination with PVC or Galvanis. Please contact: I Made Juarsa 0818 929 714, 021 961 69 119 Fax: 021 849 79 172 Email: imadejuarsa@ gmail.com Website: http: / / hdpe100.indonetwork.co.id Website: http: / / hdpe100.blog.com