Pro Products GL05N Poly-Guard Liquid Blended Phosphate
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<b>[Product Information]</b><br>
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<li>Helps protect appliances & fixtures by reducing scale build-up</li>
<li>NSF Standard 60 certified for drinking water</li>
<li>Made in the U.S.A</li>
<li>Genuine OEM Product</li>
<li>Contains 5 Gallons</li>
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