ug338 : Kesehatan Global dan Peran Organisasi Internasional

ug338 orgPolypipe Underground Drain Riser Sealing Ring is desned to be used with the UG438 Side Riser. It provides a dry fix to seal the riser joint to the chamber base.Polypipe Underground Drain Riser Sealing Ring is desned to be used with the UG438 Side Riser. It provides a dry fix to seal the riser joint to the chamber base.