Aqua Cal 7kg spa pucks Sized just right to be

Sized just right to be a convenient rest for a book or a snack plate

Improve water clarity and quality

broom the bottom of your hot tub/spa before restarting the process as you did on day one of alternating between high and low speed jets for 4-6 hours

Shape : Neo-Round

Aqua Cal 7kg spa pucks Sized just right to beAqua Cal is a premium calcium hardness increaser designed to balance water chemistry in hot tubs and spas. This 7kg container raises calcium levels to prevent corrosion of equipment and plumbing while protecting acrylic surfaces from etching. Ideal for soft water conditions, it dissolves quickly and works seamlessly with other spa chemicals. Maintain optimal water balance for crystal clear, comfortable soaking water and extended equipment longevity.