Merlin 17" Activated Carbon Prefilter, 5,000 gal Plumbing The timer counts down in

The timer counts down in months or days (settings can be modified)

The cartridge can be installed inline or even behind a fridge or where-ever clean water is needed

The R91W2AK050 bonnet and body are constructed out of acetal plastic

The 105311 is designed to be changed every 6 months

Compatible with the IC620 and IC620-S Filtration System

Merlin 17" Activated Carbon Prefilter, 5,000 gal Plumbing The timer counts down inThis GE Merlin Reverse Osmosis Replacement Activated Carbon Block Cartridge Filter is the Pre Filter replacement for all GE Merlin Systems. This filter will remove chlorine, bad taste, bad odors, and sediment down to 5 microns to protect the membranes of the GE Merlin Tankless RO System. For general sanitary reasons, and to keep your Merlin running efficiently, this filter should be changed at least every 6 months.