Whirlpool WHEERM R/O Membrane WHEERM5 - 3 Pack

Part Number: WHEERM-3

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Whirlpool WHEERM R/O Membrane WHEERM5 | 3 Pack

The Whirlpool UltraEase Reverse Osmosis Membrane WHEERM (WHEERM5) is the replacement membrane for the WHER25 Reverse Osmosis System. It is a thin film composite (TFC) membrane.

WHEERM has been certified and tested against NSF/ANSI standard 58 for the reduction of total dissolved solids and organic matter and has a rejection rate of 90-95%.

WHEERM typically lasts a year, depending on your water's pH level and hardness. The membrane, also known as 129801 & 7296123 should be replaced after a decrease in water pressure or quality.  Also replaces Kenmore 42-38577.