FROG Soothe Total Hardness Increaser frog inline cartridges filter cleaning

filter cleaning

and oxidation needs

confirm that your hot tub uses the in-line FROG @ease cartridge system and that you also have the compatible FROG @ease mineral cartridge installed

and hardness according to your water test results and the product label directions

This range helps support pH stability and more predictable water care

FROG Soothe Total Hardness Increaser frog inline cartridges filter cleaningFROG SooTHe Calcium Total Hardness Increaser for Hot Tubs and Swim Spas 2 lb Bottle Raise Calcium Hardness for Better Balanced Spa Water FROG SooTHe Calcium Total Hardness Increaser is designed to raise low total hardness in hot tubs and swim spas, helping protect surfaces, equipment, and overall water balance. Total hardness, also called calcium hardness, refers to the level of calcium and other minerals in the water. When hardness is too low, water