Purity Water & Environment Equipment L.L.C - What is Grey Water? Greywater (also spelled graywater) or sullage is all wastewater generated in households or office buildings from streams without fecal contamination, i.e.

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Purity Water & Environment Equipment L.L.C - What is Grey Water? Greywater (also spelled graywater) or sullage is all wastewater generated in households or office buildings from streams without fecal contamination, i.e.

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