Hansgrohe Vivenis Single Lever Shower Mixer For Concealed Installation1 outlet maximum flow rate at 3 bar: 29. 3 l min maximum flow rate at 1 bar: 15. 5 l min ceramic cartridge temperature limitation adjustable min. operating pressure: 1 bar max. operating pressure: 10 bar connection type: basic set REG 4 2201705 Environmental Product Declaration An EPD is an Environmental Product Declaration. It is like an environmental identity card for products based on the results of a Life Cycle Assessment. Click for Assembly