Caribbean Blue now offers its Spa Enzyme Plus product that safely and naturally biodegrades wastes in spa water with a special enzyme formula, helping to keep spa filters clean to reduce cartridge cleanings and maintenance. This product eliminates and prevents waterline and scum rings with a super concentrated, enzyme formula that works better in hot water. Spa Enzyme Plus is nonfoaming and compatible with all types of sanitizing and oxidizing systems, reducing chemical usage while producing naturally cleaner spa water.