Calcium Hardness Increaser for Pools & Spas
Calcium hardness increaser to raise calcium levels, helping prevent corrosion, scaling, and surface staining. Easy to use with premix in a bucket and dosage guidance; noted for dissolving quickly and value for money
Highlights
- Raises calcium hardness
- Fast-acting
- Easy premix dosing
Pros
- Raises calcium hardness
- Fast-acting formula
- Easy to use and premix
- Dissolves quickly
- Good value for money
Cons
- Leakage reported by some customers
Best For
Features
- Raises calcium hardness to protect surfaces and equipment
- Fast-acting formula balances water to prevent low-calcium-related damage
- Premix in a bucket and add to pool following dosage guide by pool size
- Resealable bag provides easy storage for repeated use
- Clear dosage chart covers pools from 2,000 to 20,000 gallons