Crystal clear fresh-tasting drinking water - Our 5-stage filtration system ensures the quality of your daily drinking water by rejecting up to 99% of contaminants including arsenic, chlorine, fluoride, lead, fluoride, heavy metals, bacteria, viruses, etc. Substantially reduced cost - Supplies up to 50 Gal. of drinking water per day without any electricity use Efficient production - Generates 1 Gal. of drinking water from less than 3 Gal. of tap water, easily surpasses the industry standard Compact design - The entire unit fits perfectly under most kitchen sinks Great value - Complimentary 3-piece pre-filter replacement kit and a crafted lead-free faucet are included with the system, along with everything else needed to install and operate the system Ultra-safe - All of the system's parts are BPA free and comply strictly with FDA standards Easy installation and maintenance – The system comes with easy to install quick-connect fittings, free spare parts, housing wrench, and everything needed for the installation. For maintenance, just replace the filters regularly