Indogreen PPR pipes are available from 20 to 160 mm sizes in SDR 11 (PN 10), SDR 7.4 (PN 16) and SDR 6 (PN 20) pressure classes, conforming to IS 15801. Fittings are available from 20 to 160 mm sizes in PN 20 and PN 25 pressure classes, conforming to ISO 15874.