Installation systems 335 For wall-hung WC Basic One WC Compact 476 80 20-70 COMPACT 402 6/3L 892420 804 4,5/3L 1000 4/2L 204135 Built-in structure with compact 320 220 dual-flush cistern for wall-hung WC, minimum depth of 90 mm. Elbow ø90/ø110. ø90 Axial distance of 180 and 230 mm. ø110 Upper and side hydraulic connection. 180 230 Ref. A890070120 For floorstanding WC Basic Tank One Compact COMPACT 460 8020-70 436 6/3L 84,5 112,5 61,5 572531 24 4,5/3L 645- 855 4/2L ø56 1000 400 Built-in structure with compact dual- flush cistern for floorstanding WC, minimum depth 80 mm. Upper hydraulic connection. Ref. A890070200 Dimensions in mm.