3-hole bath combination, DN 20 Base for tiled rim without finishing trim with thermostat and Aquadimmer Mounting frame with legs including cover consisting of: Thermostat Aquadimmer (on fittings carrier plate ready to install pre-assembled) Wax thermoelement with non-rising stem Connection hoses Shower connection built-in backflow preventer and dirt strainers Collection system with integrated drain for seeping water spray Protected against backflow Grohe EcoJoy ® water-saving technology The part should be easily accessible.