New Concentrated Formula 1.9 L (replaces 5l Bottle)
- Last up to six months
- Holds calcium in suspension up to 1000ppm
- Recommended as a water additive for all pool surfaces
- Softens calcium scale in salt cells making them easier to clean
Note: 1 x 1.9 litre bottle of Cal-Stop will treat a 60,000 litre pool.