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GE Merlin Post Filter Bracket #1240633 for the GE Merlin RO Reverse Osmosis System. One Pair.
Water Testing, TDS Meters and Test Supplies. Large selection, low prices and fast shipping since 1999.
Water Filter System Parts Department. Find replacement filters, reverse osmosis membranes and repair parts for all major brands.
Reverse Osmosis Pure Drinking Water Systems. Large selection of brands, low prices and fast shipping online since 1999.
Simply enter your Feed Water TDS and RO Water TDS into the boxes above and click "Submit". The percentage of TDS Rejection will be displayed. We normally recommend membrane replacement once you drop below 75%. This may vary in areas with high TDS in the feed water.
See our selection of TDS meters under Water Tests