Where we mention Pool Mate 4-Pounds Premium Pool Stabilizer and Conditioner, Concentrated Cyanuric Acid for Pools

• Pool Cyanuric Acid (CYA): Ideal Range, Testing, and How to Raise or Lower It

  Small-bag CYA stabilizer for minor corrections · Best for: Pools up to 15,000 gallons needing a 10 to 15 ppm CYA boost

• Free Chlorine in Pool Water: What It Is, Ideal Levels, and How to Raise or Lower It

  Concentrated cyanuric acid · Best for: Raising CYA to the 30–50 ppm band for an outdoor pool that loses FC to sunlight