For System MV4-ROGB Included Metpure Versatile filter set: Sediment filter (SKU: MVSED11), extruded carbon block composite (SKU: MVECBC11), 50 GPD RO membrane (SKU: MVRO50), and post-GAC filter (SKU: MVPOGAC11) Maintenance schedule: Change together every 2 years. To ensure the quality of your water being produced by the Metpure Versatile system, we recommend you follow the change filter set appeance sequence on web page.
R + O R + B G + B L + B R + O + R + O R + B + R + B R + O + G + B R + O + L + B