Vertex PureWater Machine 3C-4.0 Filter Kit with RO Membrane

Filter Replacement Kit with Membrane for Vertex PureWaterMachine 3C-4.0 Reverse Osmosis System INCLUDES: * STAGE 1 – 1x Sediment Pre-Filter (93023) – Replace every 6-12 months or as needed * STAGE 2 – 1x Carbon Block Pre-Filter (OMB934-10m) – Replace every 6-12 months or as needed * STAGE 3 – 1x RO Encapsulated Membrane TFC 75 GPD (MH-4206) – Replace every 24 months * STAGE 4 – 1x Carbon GAC Post Filter (OCB934RO T33) – Replace every 6-12 months or as needed Filters may need to be replaced more often than indicated depending on incoming water contaminant levels and volume of water being treated.