Raises calcium hardness of spa water. 700g
While there is no good way of removing calcium if your water is too hard, the Prevent II will keep it in the water so it can't cause damage to components of the tub.
Calcium Adjustment
C$9.99Price
Raises calcium hardness of spa water. 700g
While there is no good way of removing calcium if your water is too hard, the Prevent II will keep it in the water so it can't cause damage to components of the tub.