Check the listing for details. Sirona Spa Care Natural Clear Enzyme Clarifier - 4 Pack. Condition: New. Listed at 51.96 USD. The Sirona Spa Care Natural Clear Enzyme Clarifier is a liquid solution crafted to remove body oils, lotions, organics, and debris residues. Quickly clear cloudy water, prevent clogged filters, and eliminate waterline buildup. Enhance filtration quality. Compatible with all sanitizers including bromine, chlorine, salt water, ozone, minerals, and biguanide. Product Features: Natural Clear Enzyme Clarifier is compatible with all sanitizers Spa enzyme clarifier eliminates unsightly residue, scum lines, odors and debris in your spa water, so your spa experience is worry-free Reduces maintenance for spa surfaces and water filters Add spa enzyme clarifier to spa water to prevent filter clogging, build-up, and reduce maintenance Sirona Specialties maintain restorative spa water and transform every spa into a soothing sanctuary Directions: Star Up: Add 1 fluid ounce of Sirona Spa Care Natural Clear Enzyme Clarifier for every 500 gallons of spa water. Maintenance: If there's a scum line in the spa, use 1 fluid ounce per 500 gallons of water daily until the line vanishes. To avoid scum lines, add 1 fluid ounce per 500 gallons of water weekly.