The Simple Way to Break Down Spa Scum Get hassle free relaxation in clear scum-free spa water. Leisure Time Enzyme uses a natural blend of enzymes to break down oil lotion and other organics. These materials cause cloudy water scum lines and even odors if they aren't taken care of. Leisure Time Enzyme makes spa and hot tub water care easier by reducing the time spent on maintaining your filter and spa surfaces. Plus the formula is compatible with bromine, chlorine ozone and biguanide sanitizers. How to Use Leisure Time Enzyme For simple spa water care use the solution weekly with the Leisure Time Simple Spa Care Program. The first time using Leisure Time Enzyme, add 1 fl. oz. of the formula to every 250 gallons of water. Keep repeating the dosage daily until the scum line disappears. Keep up with maintenance weekly by adding 1 fl. oz. for every 250 gallons of spa water to defend against water line buildup. Use alongside Leisure Time Bright & Clear to improve filter efficiency and get rid of particles in your spa. Leisure Time Enzyme Compatibility Leisure Time Enzyme is compatible with chlorine bromine ozone and biguanide sanitizers and easy to use. Ease Into Simple Spa Care With the simple routine from Leisure Time you can reduce water care time for a more relaxing spa experience. Ease into simple spa care with Leisure Time