Description
The GRO-4 stage Replacement Filter Pack is built specifically for the GRO-4 Stage Green RO (GRO) Reverse Osmosis Systems with 3 Pentek® style vertical canisters and no inline post filter.
Includes: 1- 5 micron sediment filter, 1- carbon block pre-filter, 1- carbon block post-filter, 3- canister O-rings and RO service manual.
Also works with:
~Ultima VII-C style RO systems.
~Any 4 stage reverse osmosis system with 3 Pentek® type filter canisters and no inline post filter.
~This filter pack qualifies for free shipping.
~Membrane sold separately (does not need to be changed annually)
Includes the service manual “How to Service Your Reverse Osmosis System” by Dionicio Porras, so you can service your RO system like a pro.
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