Natural Chemistry Pool First Aid Purifier – 2 Liter (ltr)/67.7 Ounce (oz)

Pool First Aid – The Pool Problem Solver:Gets rid of scum build-up, waterline ring, cloudy water, clogged filters and chemical odors with no scrubbing. Also with electrolyte polymer clarifier for quicker results.2L/67.6oz treats 67,000 gallons