Heavy-Duty Calcium Correction for Large or Frequently Used Pools

BAQUACIL Calcium Hardness Increaser (93%) – 25 lb Pail is ideal for pool owners who require reliable, bulk calcium control. With 93% active calcium chloride, it helps raise low calcium hardness levels and prevents equipment corrosion and surface damage in chlorine-free pool systems.

Why You’ll Love It:

• High-purity 93% calcium chloride granules – fast and effective
• Protects against corrosion, scaling, and etching
• Bulk pail for convenient dosing in large pools or commercial settings

🎁 Pool Protection Kit Included:

• 2 Scum Socks – Help block oils and gunk from your filtration system
• 7-in-1 Test Strips (20 ct) – Easily monitor calcium hardness, pH, and sanitizer levels

Use when calcium hardness is below 175 ppm. Essential for vinyl, fiberglass, and plaster pools maintained with the BAQUACIL 3-Step System.

Perfect For: Large pool owners and chlorine-free systems needing powerful, season-long water balance support.