The Omnifilter RO4000-S-S06 accepts the following filter replacements:
The Omnifilter RO4000 Quick Change RO System is a portable reverse osmosis water filtration system that connects directly to your faucet. This Omnifilter reverse osmosis system features a 4 stage filtration process: pre-filter (for the removal of sediment and other particles), GAC/granular activated carbon (for the reduction of chlorine), Ultrafine TFC RO Membrane (for the reduction of micro particles down to 0.0005 microns), and post-filter (final carbon polish).
This RO system improves the taste of your drinking water by reducing a multitude of contaminants, including aluminum, cadmium, iron, chlorine, copper, cysts, lead, mercury, fluoride, heavy metals, and various other tastes and odors.
Omnifilter RO4000 Quick Change RO System specifications: