Natural Chemistry's COVERfree is a revolutionary liquid swimming pool cover technology. It's an advanced mono-layer product that helps save water and money by decreasing evaporation. It significantly reduces water evaporation and heat loss which helps retain the chemically treated water in the pool saving on maintenance costs. Simply add 4 oz. of COVERfree to the pool once a week for every 20,000 gallons. COVERfree creates an invisible barrier on the surface of the water that works even when swimmers are in the pool. Save water, save heat and save money with COVERfree!

• Invisible barrier that conserves water and heating energy
• Helps conserve hundreds of gallons of pool water
• Excellent surface tension helps product remain in place
• pH neutral
• 32 OZ (1 Qt) bottle