WC module including "easy fit" flush plate installation. For attachment to TECEprofil profile pipes or for installation in metal or wooden stud walls and as a pre-wall or corner module; also suitable for single block installation. Octa II cistern 8 cm for operation from the front: Safety tank made of impact-resistant plastic, tested in accordance with EN 14055 Cistern completely pre-assembled and sealed Cistern connection with external thread R 1/2" at the top, compatible with quick adapters 7 litre tank volume; 6 litre preset standard flush volume; 4.5 litre flush volume adjustable at any time; 3 litre partial flush volume with dual flush technology; setting of a 4/2 litre flush volume optionally possible. Insulated against condensation for TECE flush plates and WC fitting can be used as a single or dual-flush cistern "easy fit" flush plate installation Installation tunnel for service opening, can be shortened without tools Low-noise hydraulic filling valve, fitting group 1 in accordance with DIN 4109 Modular frame: self-supporting, powder-coated two retaining bolts and nuts M 12 depth-adjustable WC drain elbow DN 90 with transition adapter DN 90/100 made of PP, including protective plugs WC connection set DN 90 suitable for floor structures up to 20 cm ceramic Fixing distance 180 or 230 mm Please order separately: Toilet flush plate (see flush plates) Fastening for pre-wall, corner or wooden stud installation (optional) TECE drywall upgrade set 8 cm for TECE shower toilets (optional)