What is it....Bromo, Chloro-5.5-Dimethylhydantoin (BCDMH)
What it does...... A tablet form of bromine that is placed in your skimmer basket or floating dispenser and slowly dissolves. An alternative sanitiser to chlorine for pools. Recommended for using in spas.

Dosing Rates
Pool: Place bromine tablets in the brominator or floating dispenser and adjust accordingly to maintain a bromine level of 2-4 parts per million (ppm).
Spa: Put 2-5 tablets in a floating dispenser and adjust the collar accordingly to maintain a bromine level of 3-6ppm. They will take 10-14 days to dissolve.