SpaGuard Rapid-Dissolve Stain and Scale Control hot tub chlorine This cartridge is only for

This cartridge is only for select hot tubs with the built-in FROG @ease In-Line System

which is designed for pools from 5

5 lb size is a strong option for regular bromine spa maintenance

Is this a liquid algaecide

SpaGuard Rapid-Dissolve Stain and Scale Control hot tub chlorine This cartridge is only forSpaGuard Rapid Dissolve Stain & Scale Tabs 1. 25 lb Fast Dissolving Stain and Scale Protection for Spas and Swim Spas SpaGuard Rapid Dissolve Stain & Scale Tabs help protect spa and swim spa surfaces, plumbing, heaters, and equipment from stain and scale problems. These convenient tabs are designed to control metal based staining and scaling, including stains caused by iron, copper, and manganese, while helping reduce scale formation caused by calcium