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Raises total alkalinity in spa water to prevent pH swings and protect equipment from corrosive damage. This granular alkalinity increaser buffers your spa water chemistry for stable, comfortable soaking conditions.
Key Features
For a 200-gallon spa, use 1 oz to raise alkalinity by 20 ppm. Always adjust alkalinity before balancing pH for best results.
Ships within 48 hours · Estimated delivery Jun 20 - Jun 25
US$40
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