The EFS water filter systems are the perfect water appliance for your home or office. These system provides clean great tasting water from a stylish dedicated tap and saves you $$$ by replacing bottled water! 3 models are available: the EFS1000 is a single economical system for small family use. The EFS2000 is a twin system featuring a prefilter and final filter configuration and is recommended for home use for families when filtered water is used daily or high sediment is present in the mains water. The EFS3000 is a triple system featuring 2 prefilters and final filter configuration for additional filtration and capacity.