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HydroFLOW HS40 | Eco Friendly Alternative to Salt Water Softeners | Descaler for Large Homes & Chemical Reducer for Residential Pools | Fits Pipes Up to 2.5" Outer Diameter - - Amazon.com
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HydroFLOW S38 | Alternative to a Water Softener | Decreases The Risk of a Waterborne Pathogenic Contamination | Descaler for Standard Size Homes | Fits Pipes Up to 1.5" OD : Amazon.co.uk:
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