Calcium Hardness Booster for hot tubs corrects problems caused by insufficient levels (below 150 ppm) of dissolved calcium. Prevents corrosion of heater & equipment, etching, water foam.
- Prevents corrosion
- Reduces foaming
- 14 oz. bottle
Product notes: Fast-dissolving calcium chloride, 100%. Check with Hardness Test Strips.
With regular testing of my spa water I merely pour in the required amount of product to balance the water chemistry. The Calcium Hardness Booster helps bring the water hardness measure into balance and is very effective. #sweepstakes
Product works as expected. Brings hardness up. Also, Spa Sepot is awesome ingeneral! #sweepstakes
Just follow the directions, works as advertised.