water treatment products for household, commercial and industrial use, namely, polyphosphate crystals, liquid, powder and cartridges for protecting from and preventing iron staining and for cleaning and protecting water coolers, refrigeration equipment, plumbing systems and other equipment from hard water scale, iron buildup and other minerals

'buildup':43 'cartridg':16 'clean':26 'commerci':6 'cooler':30 'crystal':12 'equip':32,37 'hard':39 'household':5 'industri':8 'iron':22,42 'liquid':13 'miner':46 'name':10 'plumb':33 'polyphosph':11 'powder':14 'prevent':21 'product':3 'protect':18,28 'refriger':31 'scale':41 'stain':23 'system':34 'treatment':2 'use':9 'water':1,29,40

POLY-GUARD

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