Stadler Form Cleaner & Descaler has been specially developed for cleaning and decalcifying humidifiers. It is easy to use, gentle on materials, odorless and quick and thorough. The product is biodegradable. To ensure better hygiene and longer life of the humidifier, we recommend regular use. After use, the device is hygienically clean and immediately ready for use. The Stadler Form Cleaner & Descaler is developed and produced by Durgol, the Swiss original against limescale.