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Polygard delivers long‑lasting algae prevention and works seamlessly with chlorine
Metal‑free formula won’t stain surfaces
Trusted by Marlborough & Nelson Freshwater Pool Owners
simple testing — Designed for quick
BioGuard Filter Brite 250g Spa Products Polygard delivers long‑lasting algae preventionBioGuard Filter Brite restores the efficiency of pool water filters by removing scale and rust deposits, greases, oils and organic wastes, whilst sanitising the filter media or cartridge. Improves filtration and circulation and lengthens the life of your filter. We recommend using Filter Brite at the beginning and end of each swimming season and following any problems with algae growth.
