To descale a steam cooker, at Bosch Household Appliances we recommend our tried and tested liquid descaler for steam coolers. You can also use this for automatic coffee machines, coffee machines and steam ovens. Removes limescale deposits effectively quickly and safely – all without waiting. Regular descaling of your steam cooker can extend the lifetime of your device and improve its performance. 500 ml of steam cooker descaler is enough for 5 applications. We recommend you wear protective gloves when descaling your steam cooker. Take note of the steps in the user manual. We hope we’ve answered your questions about descaling your steam cooker. Should you have more questions about descaling your steam cooker, please get in touch with our customer service department on <CustSerPhoneNo> around the clock, 7 days a week. We’ll be delighted to help you.