SpaBoss Descummer is a natural enzyme formula that effectively eliminates cloudy water, scum build-up, and offensive odors. Descummer will also reduce the need of harsh chemicals, extensive scrubbing, and water change out. 16 oz. Bottle.
Worked well to clear up cloudy water
Found this to work the best on that oil slick looking stuff floating on the surface of your hot tub at times. Have to shake it well though. Wish they offered a larger amount of this, as it goes fast.