vaillant controls

I have a Vaillant ecotec boiler after being recommended it for my house by our plumber. We have heating, hot water (megaflow) and 1 zone underfloor heating. I have the wiring center, and the 2 sets of controls 720f with weather compensator and the vr92f. We then have the connect gateway. I am...

Hi All, I am curious to know if anyone can protect with some information related to the Vaillant AroTherm plus VWZ AI controller? Does anyone have any suggestions to improve performance here??? EG: I noticed that the DHW pump speed is set to 100% by default. Is this necessary??? Has anyone...

posted on another thread when I should really have started a new one so here goes. An ECO4 installer has fitted Honeywell (OpenTherm) controls to a Valliant Open Vent Boiler with remote Cylinder. Based on room size and radiator size calculators I believe the radiatiors have been specced to...