Spa Ph/Alkalinity Increase 2lb.
2lb. St. Cyr’s brand PH and Alkalinity Increase for spas and hot tubs.
Keeping proper PH balance is key for hot tub longevity, proper sanitation, and water feel. This 2lb. bottle of Spa Ph/Alkalinity increase can be used to raise both Total Alkalinity as well as PH.
This product will raise BOTH Alkalinity and PH. Check bottle for dosing recommendations. Contains 2l