Residential Cation Exchange Water Softeners.

NSF ANSI 44:2018 pdf download

admin Nov 26 , 2021 ANSI Standards No Comment

NSF ANSI 44:2018 pdf download.Residential Cation Exchange Water Softeners. The manual, auto-initiated, and demand-initiated regeneration (DIR) residential cation exchange water softeners addressed by this Standard are designed for the reduction of specific substances that may be present in drinking water...