Natural Chemistry Spa pH Decreaser, 3.37 lb Bottle | 14203NCM Pool Hoses Compare pH test results to

Compare pH test results to chart below to determine appropriate amount of product necessary to make adjustment

OEM Brand Product Name Part Number Notes Cal Spas — FIL11100202 — Marquis Spas — 20041 New design filter housing Marquis Spas — 370-0237 New design filter housing Marquis Spas — 20091 New design filter housing ⚠️ Marquis Spas Owners: The 5CH-502 fits the new design Marquis filter housing

With 217 pleats of 4 oz

Natural Chemistry PhosFree - 2 L Bottle

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Natural Chemistry Spa pH Decreaser, 3.37 lb Bottle | 14203NCM Pool Hoses Compare pH test results toNatural Chemistry Spa pH Decreaser 3. 37 lb Bottle Natural Chemistry's Spa pH Decreaser lowers the pH of water in spas. Spa water should be maintained between a pH of 7. 2 and 7. 6. When pH is too high (above 7. 6), water becomes uncomfortable to bathers, sanitizers lose their efficiency, water may become cloudy and scale forms more readily. Prevents scale buildup, cloudy water conditions, and bather discomfort Features and Benefits: Lowers pH in spa