Environmental Water Systems F.SET.RO4 Replacement Filter Set for RO4 4-Stage Reverse Osmosis System Other Systems 5 replacement filter is for

5 replacement filter is for the EWS Max Flow filter systems

NSF Standards 42 and 53 certified to reduce sediment

click here if you are looking for the BG1000 Water Filter System it self

Fits AP100 Series Housings and Stainless Steel Housings

The ESSENTIAL Max Flow can be used in-line for many applications

Environmental Water Systems F.SET.RO4 Replacement Filter Set for RO4 4-Stage Reverse Osmosis System Other Systems 5 replacement filter is forReplacement Filter Set for RO4 Advanced 4 Stage Under Counter Reverse Osmosis System Offering True Protection From Toxic Contaminants. At A Glance Four stage RO4 contains our unique two stages of advanced, high grade carbon filtration with a 5 micron pre sediment filter to improve performance where water is more particulate. High capacity 50 gallon per day reverse osmosis membrane. Pre carbon filtration to protect the membrane from chlorine. Post