Calcium Hardness
The concentration of dissolved calcium in pool water, affecting scaling and corrosion tendency.
Definition
The concentration of dissolved calcium in pool water, affecting scaling and corrosion tendency.
Quick Facts
- Ideal Range
- 200–400 ppm
- Units
- ppm
- Also Known As
- CH, calcium hardness, calcium, water hardness, hardness
Relationships
Outgoing Relationships
- measured by → Water Testing
- part of → Langelier Saturation Index
- explained by → glossary/calcium-hardness
- causes → Scaling
- causes → Corrosion
- requires → Calcium Chloride
- recommended for → Concrete Pool
Incoming Relationships
- measured by ← Langelier Saturation Index
- requires ← Water Balancing
- requires ← Concrete Pool
- related to ← Vinyl Pool
- related to ← Fiberglass Pool
- references ← PHTA