Grohe Rapido Smart Box Universal Concealed Rough In Valve Body 1/2" 35600000 4005176413469 | eBay
GROHE SmartControl - Concealed Mixer for Shower or Bath (2 Valves, Square Shape, Set for Final Installation for GROHE Rapido SmartBox, Push for ON-OFF, Turn for Volume Adjustment), Chrome, 29148001
GROHE Smart Control Extension Set for Rapido Smartbox 3D - Etsy
GROHE 35601000 Rapido Smartbox Universal Rough-In Box, No Finish
GROHE Rapido T Unterputz-Thermostatbatterie | GROHE - Grohe AG Company Page