Mars Fishcare PondCare PondCare 16oz Chlorine and Heavy Metal Neutralizer

Instantly neutralizes chlorine, copper, lead and zinc often found in tap water, as well as heavy metals caused by oil leaching and by acid rain, all of which may be toxic to fish. One ounce treats up to 600 gallons of water - use when installing a new pond or when changing pond water. Also recommended whenever rain run-off has added water to the pond. 16oz- SKU: ZX99BFG352