Robelle 8-Pounds Pool Calcium Hardness Increaser
Calcium chloride booster for pools that raises total hardness. Helps prevent corrosion or etching; ideal calcium hardness range 200-400 ppm. One customer notes quick dissolution and easy use
Highlights
- raises calcium hardness 10 ppm per 5,000 gal
- rapidly increases total hardness
- made in USA
Pros
- Raises calcium hardness
- Dissolves quickly
- Easy to use
- Prevents pool corrosion/etching
- Suitable for hot tubs
Cons
- Lid quality issues reported
- Risk of spillage during use
Best For
Features
- Calcium chloride for pool use to adjust hardness
- Raises total calcium hardness quickly in pool water
- Helps prevent corrosion or etching of pool surfaces
- Maintains ideal calcium hardness range 200–400 ppm
- 8 ounces raise hardness by 10 ppm per 5,000 gallons
