I previously had the following set up:
Honeywell T6360B thermostat (on Ground floor)
Bosstherm BRTMK2 (On Top Floor)
Siemens RWB9: Main unit - This controls both the Honeywell and Bosstherm as well as the hot water.
The current boiler is Patterton Suprema boiler 100L 9016
There is also a...
