Express Water Reverse Osmosis Water Filtration System &ndash; 5 Stage RO Water Filter with Faucet and Tank &ndash; Under Sink Water Purifier &ndash; plus 4 Free Replacement Filters &ndash; 50 GPD with Clear Housing A Healthy Life Made Easy - How water SHOULD taste! Remove up to 99.99% of major contaminants Dont Waste Money on Installing - Our quick setup design makes it easy to install and understand Help Has Arrived - Support from experts who can answer any of your questions about your homes water Peace of Mind - An included emergency leak stop detector. Protect your home with quick flow shut off Simply Pure - Removes fluoride, lead, chlorine, chromium, calcium, nitrates, bacteria, viruses, more Double Sealed Filters to preserve your filters. Each filter is double sealed to provide the best filtration efficiency and value Our Leak Stop Valve shuts off water flow if excess water is detected Included Brass Feed Adapter and Quick Connect Adapter fits the two most common sizes of under sink pipes 1/2&#034; and 3/8&#034; Our RO Membrane is rated for more contaminant reduction than other home systems Your pre-filters are swapped out only twice a year: Sediment, Carbon Block, Granular Activated Carbon The others are replaced only once a year: RO Membrane, Post Carbon, Alkaline Our Quick Connect system is fast, easy, and helps prevent leaks A labeled color matched system so you know what goes where at a glance Fast Flow Rate: Get your water fast. Water through your faucet at 0.8 GPM! Always Ready: This system can produce 50 gallons of pure water a day An adult should drink 0.5-1.55 gallons of water a day. Makes more than enough water for the whole family! Air Jet: Every system is checked for leaks by an air injection pressure test Water Pressure: Each component undergoes intense high water pressure tests to ensure durability Cycle Resistance: Systems undergo simulated heavy use to make sure they can handle anything Free lifetime support Have any questions about your system or your homes water answered by experts