Washbasin Self closing electronic tap for battery operation, for pre-mix water supply Product Details Company Name Dart Valley Systems Ltd. Brand Name Protronic S Model Number AQUA131 Maximum Flow Rate 6 l/min Category Basin Taps Available In United Kingdom Efficiency Rating Chart Company name:Dart Valley Systems Ltd. Model:AQUA131 6 l/min 401.62 kWh/p.a. www.uwla.eu