About this itemPre Filter Cartridge: Kickstarts the filtration process by removing larger particles, ensuring the longevity of your RO system.RO Membrane 100 GPD: Experience high-capacity filtration with our 100 gallons per day RO membrane, providing you with an ample supply of purified water.RO Membrane Housing: Crafted for durability, the membrane housing ensures stable performance, safeguarding the efficiency of the RO membrane.Post Carbon Filter: Enhance the taste and odor of your water with the activated carbon filter, delivering a refreshing and pure drinking experience.RO Carbon Filter: Further eliminate impurities for crystal-clear water, making it an essential component for achieving optimal water quality.Sediment Filter: Remove sediment and fine particles, protecting the RO membrane and enhancing overall filtration effectiveness.