Ultra Zinc Chlorine Pucks 6 Kg 907126 C-4975 -Flocculates minute particles that the

-Flocculates minute particles that the filter cannot remove

No fillers

Filter Free Filter Cleaner helps to reduce chlorine or bromine demand by removing those unfilterables

Cyanuric acid stabilizer for reducing chlorine loss to the sun

Ultra Zinc Chlorine Pucks 6 Kg 907126 C-4975 -Flocculates minute particles that theCapo Ultra Zinc Pucks are easy to use and are chlorinator and skimmer friendly. They will not harm or plug your filtration system. Aqua Foot are slow dissolving sanitizing pucks which are filter friendly. With continued use, Ultra zinc pucks will prevent algae growth in your pool water. Fortunately, zinc is unaffected by sunlight which is a major destroyer of algaecides. Zinc, forceful enough to prevent algae but gentle enough to use in baby products.