The Dyconn faucet non-air gap water drinking faucet is optimized for reverse osmosis water filtration systems. Supplement your kitchen decor with the modern design and long-lasting construction of the water-drinking faucet. Installation is easy with any RO filtration system that uses PE water tubing. All Dyconn faucets come with a 3-year manufacturer warranty. The package includes a faucet, mounting hardware, and installation instructions.