Evolution 1000 Toilet Cleaner & Descaler - a fragrant thixotropic toilet cleaner and descaler. Helps prevent hard water deposits from forming on surfaces. Not only an effective toilet cleaner but it also leaves a refreshing mild fragrance to deodorise the room. Can also be used on urinals, basins, showers and saunas to remove limescale and soil and also to sanitize. An excellent deodorizer tough on toilet bowl stains.