A specialized fixture designed for integration with reverse osmosis (RO) water filtration setups, this type of faucet provides three distinct water supply options. These typically include hot and cold unfiltered water, alongside a dedicated line for purified RO water. This eliminates the need for a separate faucet solely for the RO system, streamlining the kitchen sink area. A common example is a single, stylish faucet that dispenses regular tap water for washing dishes and purified water for drinking and cooking.
The primary benefit lies in its convenience and space-saving design. Instead of installing an additional faucet for filtered water, all three water sources are consolidated into one unit. This integrated approach offers a cleaner aesthetic and maximizes counter space. Historically, separate faucets were required for RO systems, leading to cluttered countertops. The introduction of this design provided a more efficient and aesthetically pleasing solution for accessing filtered water.