Ships by Tomorrow 7/31/2014
Est. Delivery Thursday 8/7/2014
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.
The W181236 membrane is 1.8" x 11.8"
Membrane should be changed every 2-5 years depending on water quality and usage.