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Watts Membrane W-1812-36 / 36 GPD

All Membrane orders come with a free Flow Restrictor

We suggests that you replace your flow restrictor when replacing the Membrane for reverse osmosis System for better performance .

Watts Flowmatic W-1812-36 RO Membrane is a 36 gallon per day reverse osmosis thin film composite (TFC) membrane. Fits most standard RO units including but not limited to the Flowmatic FMRO4J, FMRO4G, FMRO5G, FMRO5GP.

Membrane should be changed every 2- 4 years depending on water quality and usage.
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