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The GRO boasts a 50% recovery rate while maintaining a retrofit-able design for easy integration
It fits units with Clack in/out valves
Installation charges extra
NPE-2100S2 from Ontario Soft Water
PENTAIR 2550 GRO 50 Reverse Osmosis Replacement Filter Set Yearly 3 pieces The GRO boasts a 50%Reverse Osmosis Filter Set contains 1 carbon block filter and 1 sediment filter for the bottom sumps and 1 inline polishing filter with a 1 4 inch push fit. Filters should be changed yearly on city treated water under normal use and when connected to a SOFT water supply. Filters should be changed every 6 months on private wells or when reverse osmosis is connected to a HARD water supply. If your RO looks like this:
