PVC-U laminated, foamed sewage pipes are available in the SN2, SN4, SN8, SN12 and SN16 series. They are intended for the construction of sewage, sanitary, rainwater and combined systems for non-pressure sewage transport. They are characterized by long service life and easy installation and they are highly resistant to corrosion and many chemicals. They are available in diameters from 110 mm to 630 mm.