Longest Lasting Chlorine Available. Powerful 89% available stabilized Chlorine. Slowest dissolving great in floating feeders or almost any automatic chlorinator. Each tablet weighs 0.5 oz. Delivered in a heavy-duty bucket with safety-lock. 99% Trichloro-S-Triazinetrione.[]More detail ...

Longest Lasting Chlorine Available. Powerful 89% available stabilized Chlorine. Slowest dissolving great in floating feeders or almost any automatic chlorinator. Each tablet weighs 0.5 oz. Delivered in a heavy-duty bucket with safety-lock. 99% Trichloro-S-Triazinetrione.[]More detail ...

Focus 50lb 3" Slow Dissolving Chlorine Tablets[]More detail ...

COMPARE TO BIOGUARDî SUNî GUARDEXîAND PACEî Powerful 90% Available Chlorine! Features the same outstanding quality as our 3" Tablets but is faster dissolving for more immediate results. Great for use in floaters automatic chlorinators and skimmer baskets. Each tab weights 0.5 oz. 99% Trichloro-S-Triazinetrione.[]More detail ...