Current system;
Upstairs Rads - 1 heatmiser neo v2
Downstairs UFH - 3 heatmiser neo v2
Unvented tank joule invacyl - heatmiser neo v2
All separated into their own zones with 2 port valves. Connecting to UH4 heatmiser wiring centre, which sends volt free switch to boiler.
Will be doing the...