Hello,
I am after some assistance with the issue I have with my Open Vented, Fully pumped Central Heating system.
I have a Glow Worm Ultimate 60BF boiler, Sunvic MoMo 3 Port Mid-Position Valve, Sunvic Digi Stat, Sunvic Programmer, TRV's fitted to all but 2 rads, Honeywell Tank Stat and a Wilo...