Watts PWRO4 Reverse Osmosis Filters | Watts PWRO4 Filters

The replacement water filter set for the Watts PWRO4 Reverse Osmosis System. The membrane is not included in this Watts reverse osmosis filter replacement set but you can add it to your order by selecting it. It's recommended because you should change membrane every 3 years or sooner if your water quality is poor. A sanitizer kit is also available as an add-on. When you change your filters you should sanitize your systems before replacing them, to help keep the system clear of any harmful bacteria. Filter set includes: (1) 5 Micron Sediment Cartridge Filter (1) 10 Micron Carbon Block Cartridge Filter (1) 10" Inline GAC Cartridge Filter (Optional) Watts 50 GPD Membrane