Elegant design: Allegro E faucets feature elegant contours and functional beauty, bringing warm hospitality to your kitchen Configuration: Must be installed in single-hole counter configuration Robust materials: Solid brass construction ensures a long product life Spray type: This faucet features an aerated spray which causes less splashing than traditional faucets 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) Stainless steel look: the high-quality surface is particularly resistant and scratch resistant (PVD) thanks to a special technology Connection details: 3/8-inch connection hoses included for quick and Easy DIY Installation Installation notes: Hansgrohe recommends a licensed plumber install this product