The Filmtec TW30-1812-50 is a 50 Gallon per Day Reverse Osmosis Membrane. This membrane fits Aqua Flo RO System E50TFC-3SF and others. Part number 92035.
Dimensions: 1.8" x 11.75". The TW30-181250 should be changed every 2-5 years depending on water quality and usage.
This membrane removes or reduces the following contaminants: arsenic, barium, chromium, cadmium, copper, cysts, fluoride, lead, radium, selenium, turbidity, TDS, nitrate, nitrite, magnesium, calcium, sodium, nickel, mercury, zinc, iron, ammonium, bicarbonate, sulfate, tannin, chloride, bromide, and sediment.