Spa Essentials 32534000 Calcium Hardness Increaser Granules for Spas 1-Pack
Spa Essentials 32534000 Calcium Hardness Increaser Granules for Spas and Hot Tubs, 12-Ounce. Item model number: 32534000. Calcium Hardness Increaser Granules for Spas and Hot Tubs. Increases Calcium Hardness Level In Spa Water.