Bona Cleaner (Concentrate) for Wooden Floors - 1 LitreConcentrated detergent for the simple and safe cleaning of finished wood and cork floors. Bona Cleaner is a highly concentrated, slightly alkaline cleaner specifically designed for the cleaning of lacquered wood and cork floors. Bona Cleaner can be used for regular mopping or in a machine based cleaning program. Dilution: Normal use: 1: 100 Heavily soiled floors: 1: 50