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 with an 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. 
Combine with Hydro-Logic PreEvolution High Capacity Pre-Filter (HGC728792) to ensure your Evolution RO1000 runs more efficiently. Protect the RO membranes and extend their life. Less filter changes and maintenance - every 7,500 gallons of purified water. Cleanable sediment filter is re-usable. Combination of KDF85 and the KDF55 with eco-friendly catalytic carbon filter reduces chlorine, chloramines, iron, sulfur, and heavy metals. - great for city or well water. Highly recommended when using more than 150 gallons of purified water per week on average.