Mira Select built in thermostatic mixer shower control with variable height shower fittings Product Details Company Name Kohler Mira Ltd Brand Name Select BIV Model Number 1.1592.006 Maximum Flow Rate 12 litres Category Shower Controls Available In United Kingdom Efficiency Rating Chart Company name:Kohler Mira Ltd Model:1.1592.006 12 litres 803.24 kWh/p.a.