The ClearWater Foam Remover will tackle foaming regardless of its cause and help to return your water to a crystal clear appearance. Foaming is generally caused by the likes of detergents and shampoo used by hot tub users as well as a person’s natural body oils. Showering before entering the hot tub can sometimes help to alleviate foaming, however, foaming is sometimes unavoidable and can be rectified with foam remover. As with all chemical products, instructions and warnings included with the product should be carefully followed before use.