Pay in 4 interest-free payments of $4.50 Learn more
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
hot tub or ornamental fountain
Operate as usual until a new charge is required
Backwash filter thoroughly
Adjust calcium hardness to less than 400 ppm
1 part Sparkle Up and 2 parts D
Haviland Hardness Plus 10# hot tub or ornamental fountainThe Haviland Hardness Plus is a granular product that is designed to safely raise the calcium hardness levels in your pool water. Regular use of this product will stop and prevent the corrosion of your pool's surfaces. This product is compatible with all systems including bromine, chlorine, mineral sanitizers, and biguanide.
US$ 165.00
US$ 28.00
US$ 98.00
US$ 97.00
US$ 106.50
US$ 129.50
US$ 68.00
US$ 155.00
US$ 138.00
US$ 98.00
![Blanche (082/078) [Pokémon GO] Kor Soldier](https://cdn.shopify.com/s/files/1/0541/7848/0307/products/cc89b64b-3e76-5314-80b2-044cbcb4d614.jpg?v=1698764275)
