- For inverted inputs (hot water on the right)
- fits Grohtherm 800, Grohtherm 800 Cosmopolitan, Grohtherm 1000 Performance, Grohtherm 1000, Grohtherm Cube, Grohtherm 2000 and Grohtherm 3000 exposed thermostats
- Solution not meeting EN1111
- Attention: this implies deletion of CoolTouch technology
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