... 128STEEL (imperial+metric), UPVC, DI, CI, AC (cod), AC (imperial)125mm/5"138-153STEEL (imperial+metric ... 182STEEL (imperial+metric), UPVC, DI, CI, AC (cod), AC (cid), AC (imperial), GRP175mm/7"192- ... 235STEEL (imperial+metric), UPVC, DI, CI, AC (cod), AC (cid), AC (imperial), GRP250mm/10"250-267STEEL ... 289STEEL (imperial+metric), UPVC, DI, CI, AC (cod), AC (cid), AC (imperial), GRP300mm/12"315-332STEEL ...