Duravit Circle 1x Single-Lever Basin Mixer AirPlus: Full and pleasantly soft water jet through air mixing in the aerator. One handle. Easy installation: The faucet is connected to existing water connections via flexible connection hoses. Suitable for single-hole faucets. Compatible for use with a flow heater. Connection hose size: 3/8 inch. Sustainable and hygienic: Smooth and durable ceramic cartridge. Without pop-up waste set. Please order waste valve separately. Easy-care and durable chrome surface. Stand-mounted EasyClean - The surfaces are particularly easy to care for and clean effortlessly. Limescale and dirt deposits on the silicone nozzles can be easily rubbed off with a finger.