Express Water Reverse Osmosis Water Filtration System &ndash; 5 Stage RO Water Filter with Faucet and Tank &ndash; Under Sink Water Purifier &ndash; 50 GPD REMOVES up to 99% of Contaminants with Reverse Osmosis Technology with SUPREME Quality Filters System is 100% LEAD FREE in all Parts included Solid BPA FREE Materials for Anti-Contamination & a Healthy/Safe water supply. ALL REPLACEMENT PARTS are Industry Standard & Universal for consumer security. 1 Year Warranty & Satisfaction Guarantee with USA Technical Support in California 800-992-8876