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Poly Guard Crystals are effective in controlling Iron, lime scaling and corrosion. The crystals are compatible with all makes of Phosphate
Benefits of using Poly Guard
Inhibits lime scaling
Sequesters iron and manganese to reduce staining
Slow dissolving crystals are ideal for intermitten flow rates in household use
Cartridge is compatible with most makes of filter housings.
Crystals are compatible with all makes of phosphate cartridges.
Poly Guard Crystals contain 100% slowly soluble food grade phosphate.
Meets ANSI/NSF standard 60/61 for drinking water application.
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