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