Simple design: Talis S faucets feature a simple, geometric beauty full of personality Configuration: Must be installed in single-hole counter configuration Spray mode: This beverage faucet features an aerated spray mode, which causes less splashing than traditional faucets Sturdy materials: Solid brass construction; ceramic cartridge ensures long-term, Leak-free operation Limescale can be easily wiped off the silicone nozzles on the shower head (QuickClean). Saves water, energy and money: The flow rate is automatically restricted to max. 1.5 GPM, even when the water pressure varies (EcoRight) Compatibility: Compatible with cold water, non-reverse osmosis (RO) filtration systems only. Please refer to the Installation instructions for exact specifications. Connection details: This faucet features a 1/4-inch coupling connection for Installation Installation notes: Hansgrohe recommends a licensed plumber install this product