Height-adjustable floor tank 8920B with 20 slots. The housing is made of sendzimir galvanized sheet steel, the frame and lid are made of stainless steel. Floor coverings such as carpet, parquet, laminate etc. with a thickness of 15 mm can be used in the removable hinged lid. The lid closes even when the standard plugs are inserted in straight or angled form. Further equipment variants on request.