FROG Test Strips are specially formulated for precise reading of low chlorine or bromine levels plus pH and total alkalinity. For use with FROG Mineral Systems that reduce chlorine or bromine use up to 50%*. FROG requires at least 0.5 ppm chlorine while Specially formulated for precise reading of low chlorine or bromine levels plus pH and total alkalinity
For use with Frog Mineral Systems that reduce chlorine or bromine use up to 50% This item cannot ship to APO/FPO addresses. Please accept our apologies. This product ships in approximately 1 days