Sterling Water Systems, LLC, a subsidiary of Porta Via Water Company, LLC,
located in Wichita, Kansas is the manufacturer of Sterling Water Conditioners.

The Sterling Water Conditioner, utilizing its patentpending technology, is the first and only water treatment appliance to pass the antiscale performance and testing requirements contained in IAPMO’s IGC 91. Our products are UPC and ETL listed and compliant with NSF and UL regulations.