Scum Buster is an Earth-friendly formula containing amino acids. It digests body oils, lotion residues and other film causing contaminants, to keep your spa or hot tub water fresher longer. Used as directed, with not affect pH balance. For maintenance of water quality, use only 1/2 oz. weekly per 100 gallons. Very economical.
Product notes: Biodegradable formula contains no harsh chemicals. You'll get unsurpassed water quality when used in conjuction with the Earth-friendly ZorbO oil absorber (below).