Product Name: Reverse Osmosis Membrane Element, Water-Saving Membrane 400gpd Model NO.: 3012-400 Capacity: 400 Gallon Application: Household Salt Rejection Rate: 98.0% Certification: ISO9001, RoHS, NSF Recovery Rate: >=60% Trademark: SOURCE WATER Transport Package: Plastic Bag+Carton Specification: Diameter: 3.0 inch Origin: China HS Code: 8421999090 Product Description This is one serie of our Household membrane series,one of the most popular seriesReverse Osmosis membrane elements. Its selling point is water -saving,and with high salt rejection and recovery rate,can make from 300GPD-800GPD for 2812/3012/3013 and so many different models with different membrane diameters& length and water flow.We provide customized service,can meet your different needs for RO membranes.The details techinical data refer to below chart: