Where we mention EASYTEST 7-Way Pool Test Strips — 150 Count

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

  Fast multi-parameter screening strips · Best for: Routine trend checks before confirming an FC or CC dose with DPD

• Pool pH: What It Is, How to Test It, and How to Raise or Lower It

  Weekly strip check · Best for: Fast checks across pH, TA, sanitizer, CYA, and hardness

• Pool Shock: How to Raise Free Chlorine Safely

  Best value 7-way · Best for: Routine FC, pH, TA, CYA check before and after every shock dose

• Pool Total Alkalinity: What It Is, Ideal Range, and How to Raise or Lower It

  Budget trend strips · Best for: Routine multi-parameter spot checks