Description
Haviland 10 LB Hardness Plus Calcium Hardness Increaser For Pools
Intro
Designed to safely raise calcium hardness in pool water, Haviland Hardness Plus protects surfaces from corrosion and premature wear. By restoring proper calcium levels, it helps prevent pitting, etched plaster, and metal corrosion. This granular formula is compatible with all sanitizing systems—chlorine, bromine, mineral sanitizers, and biguanide—so you can maintain a balanced water profile without overhauling your current setup. From Haviland, a trusted name in pool care, this product delivers reliable results you can depend on.
List of Features
- Granular formula for predictable dosing: This granularity allows precise adjustments to calcium hardness, helping you reach target levels without overshooting.
- All-system compatibility: Works seamlessly with chlorine, bromine, mineral sanitizers, and biguanide to fit your current treatment plan.
- Surface protection against corrosion: By maintaining stable calcium levels, it minimizes pitting, etched plaster, and other corrosive damage to pool surfaces.
- Supports balanced water chemistry: A stable calcium baseline reduces swings in total alkalinity and pH-related issues when used with regular testing.
- User-friendly maintenance: Easy to incorporate into routine pool care, helping you sustain long-term pool longevity with minimal effort.
Final Thoughts
With Haviland Hardness Plus, you invest in surface protection, longer equipment life, and a forgiving water balance. Regular use helps prevent costly repairs and keeps your pool looking clear and inviting. Add this trusted calcium hardness increaser to your routine today and enjoy easier maintenance and peace of mind.

