Thanks for the super quick reply!
"You need to encode the existing room control to the wi-fi box." Ohh, can the existing (BeSmart) thermostat be enrolled to the new G-100-W gateway WiFi/OT interface box? That would save a few bob.
In fact, I bet all the hardware is exactly the same, just a...
I have a 8yr old Linea One with BeSmart connected via OT. Getting fed up with the eternal "Network busy". Had a look at the Hi, Comfort T100 (PN 20193354 Stat and wifi box) , and physically it looks identical, and the installation instructions for the T100 are identical to the BeSmart.
The...