St. Cyr Alkalinity Increase 25lbs Skimmer Plugs & Protectors Lasts 6 months with easy

Lasts 6 months with easy install date ring for tracking replacements

opaque protection against leaves

Compatible With: PAL

this product does NOT contain bleach

ensuring both efficiency and protection for all spa surfaces

St. Cyr Alkalinity Increase 25lbs Skimmer Plugs & Protectors Lasts 6 months with easySt. Cyr Alkalinity Increase 25lbs (No Returns On Chemicals) Local Pick Up Only Middleton MA Location St. Cyr Alkalinity Increase 25lbs is a granular product used to raise total alkalinity in spa or hot tub water, stabilizing pH levels, preventing corrosion, and ensuring comfortable, balanced water for soaking. Its active ingredient is typically sodium bicarbonate, which provides precise control over alkalinity without introducing unwanted additives.