Product Description800GPD faster water flowG3P800 provides a fast water flow rate of 800 GPD and can filter a cup of water in about 6 seconds, ensuring that you can enjoy pure water immediately3:1 Low Drain RatioThe RO system G3P800 adopts advanced water dispensing technology, it uses up just a cup of wastewater for every three cups of filtered water produced.9 Stage FiltrationReduces over 100 harmful substances like PFAS, fluorides, heavy metals, nitrates through 9 stage filtration including a 0.0001 um RO membrane.