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DOW FILMTEC TW30-1812-50 Elements for home drinking water treatment units produce 50 GPD (7.9 L/h) of permeate with 98% stabilized salt rejection at standard test conditions. They are shipped dry for convenient handling and long shelf-life. Dows next generation elements are a fully compatible replacement for existing DOW FILMTEC residential RO elements. DOW FILMTEC TW30-1812-50 elements have been tested and certified by NSF International against NSF/ANSI Standard 58 for material requirements only for safe use in drinking water applications.
Specs can be found here: https://www.dow.com/en-us/markets-and-solutions/products/DOWFILMTECTapWaterReverseOsmosisLess4Elements/DOWFILMTECTW30181250