This system is capable of producing more than 1000 GPD or 42 gallons per hour of pure water. Remove 94%+ of all parts per million from your tap water. Can produce up to 1500 GPD at 80 PSI or with optional booster pump. Save more water by running 2:1 waste to product water ratio, or optional 1:1 ratio (included). Includes custom KDF/catalytic carbon filter for reduction of chlorine, chloramine, iron, sulfur and heavy metals. Simple and quick setup.