The OneFlow® Residential Anti-Scale System for Tankless Water Heaters, Model OFTWH-R, provides protection from scale formation on internal and external plumbing surfaces. It is a single cartridge-based system that must be installed on a cold water line prior to a single water heating device (tankless water heater). Connection size is 3/4 inch (20mm) FNPT. Flow rates up to 6 GPM (22.71 lpm).
Region availability
North America |
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Canada |
United States |