Is specially formulated to safely and effectively restore these appliances to their best. It descales and deep cleans in one removing the limescale, food and detergent deposits. Oust is designed to restore good as new shine and performance to your household appliances-no hassle just good results. Limescale can build up unseen inside large appliances reducing their performance over time and ultimately even shortening their life. Oust Deep Cleaning Descaler | Living Social | Living Social