Mira Miniduo & Eco Showerhead built-in dual control thermostatic mixer shower with built-in rigid showerhead Product Details Company Name Kohler Mira Ltd Brand Name Miniduo & Eco Showerhead BIR Model Number 1.1663.243 Maximum Flow Rate 7 litres Category Shower Controls Available In United Kingdom Efficiency Rating Chart Company name:Kohler Mira Ltd Model:1.1663.243 7 litres 468.55 kWh/p.a.