RO Membrane Options:75gpd Maintaining proper magnesium levels helps

Maintaining proper magnesium levels helps achieve the essential balance of calcium and alkalinity in your tank by preventing excess calcium carbonate precipitation

Care Level Expert Only Temperament Peaceful

Peaceful and easy to care for

chemical resistant Santoprene rubber

RO Membrane Options:75gpd Maintaining proper magnesium levels helpsDow is a leader when it comes to water treatment and filtration. Their 75 GPD membrane has a 99% rejection ratio, and most other membranes cannot make that same claim. Along with meeting NSF ANSI standards the 75 GPD DOW membrane is hands down the best membrane for our hobby. Up to 99% rejection Dow membrane* NSF certified Compatible with all 10" RO Membrane Housings. Be sure to change the flow restrictor if you change the flow of your membrane.