Liquid Calcium Balancer$10.95 1 Quart Effectively raises Calcium hardness levels in spa and hot tub water. Liquid Calcium Balancer quantity Add to cart SKU: 120-015513S12 Categories: Balancers, Spa Chemicals Related products Add to cart OxyBlast $14.95 Add to cart Borate Plus $13.95 Add to cart Instant Cartridge Cleaner $14.95 Add to cart Jet Line Cleaner $12.95