Basin spout with built in sensor suitable for pre-mixed water and complete with mains transformer Product Details Company Name Armitage Shanks Brand Name Sensorflow 21 Model Number A4171AA Maximum Flow Rate 3.7 l/min Category Basin Taps Available In United Kingdom Efficiency Rating Chart Company name:Armitage Shanks Model:A4171AA 3.7 l/min 247.66 kWh/p.a. www.uwla.eu