4-Stage 30 gpd RO Systems featuring double o-ring housings and a clear pre-filter housing for quick inspection of the sediment filter. Also features a 3.2 gallon NSF approved storage tank that measures 10"wide by 13"high and the housing measures 5"deep x 17"high x 18"wide. This system utilizes 1/4" compression fittings, 1/4" tubing, and a chrome long-reach, lead-free faucet. Also includes filter wrench. The system uses 4 gallons to make 1 gallon of drinking water. The system will produce 20-25 gallons of drinking water per day. The system comes with a 1 Year manufactures warranty against defects.