Calcium Hardness Increaser - 50 lb

Essential chemical to increase calcium hardness and protect your pool.

✔️ Raises calcium hardness levels  
✔️ Prevents plaster and surface damage  
✔️ Helps protect pool equipment and finish  
✔️ Improves overall water balance  

💧 FREE Professional Water Test (Orders $175+)  
We come to your home — no trips, no waiting.

**Perfect for preventing surface wear and maintaining long-term pool protection

Specifications