Built in single lever sequential thermostatic shower. TMV3 approved Product Details Company Name Armitage Shanks Brand Name Contour 21 Model Number A4129AA Maximum Flow Rate 8 l/min Category Shower Control Available In United Kingdom Efficiency Rating Chart Company name:Armitage Shanks Model:A4129AA 8 l/min 535.49 kWh/p.a. www.uwla.eu