Clorox Pool&Spa 12204CLX Calcium Hardness Increaser, 4 lb, White Pack of 2

The Clorox Pool&Spa Calcium Hardness Increaser is an effective product for keeping your pool's chemicals balanced. This product is made of 100% Calcium Chloride and can be used for both above ground and inflatable hot tubs. It can be added into the pool while the salt generator is running, and is convenient to use. The manufacturer provides detailed instructions to ensure proper measurement depending on the size of the pool. Customers have generally had a positive experience using this product. It is effective and provides good value for money. Some reviews have warned that the product may settle at the bottom of the pool and take its time to dissolve, but continued brushing is recommended to dissolve it. However, this problem seems to be more common when using it on larger pools. Another reviewer complained that the product's packaging seemed old, but this is not a common sentiment. Overall, the Clorox Pool&Spa Calcium Hardness Increaser is a valuable addition to help keep your pool's chemicals in balance.