Balance your spa water confidently with Caribbean Spa pH Increaser for Hot Tubs. Caribbean Spa pH Increaser will raise the pH of spa water easily b...

Enhance your comfort with Caribbean Spa Alkalinity Increaser for Hot Tubs. Raise the total alkalinity in your water to help reduce the pH bounce th...

Frog Serene Mineral Replacement Cartridges kill unwanted bacteria in two ways, Frog's proprietary mineral blend and a low-level Bromine (Br) releas...

Extend the life of your spa plumbing and equipment with Caribbean Spa Calcium Hardness Increaser. Calcium balance in your hot tub will reduce foami...

As the pH in your spa water rises, the probability of scaling and cloudiness increases. Using Caribbean Spa pH Decreaser will help prevent scale an...