Universal 300GPD Reverse Osmosis Membrane.
Features: 0.003 micron nominal filtration.
The membrane allows only the water to pass through, not the impurities or contaminates.
Rolled for better quality control.
Black rubber collar can be at either end of the membrane.
Suitability: Home water pressure will cause dissolved inorganic solids(such as salt) to be removed from the water by pushing it through a semi permeable membrane.
Rated at 60 psi.
Recommended replacement: Every 24 months