Last seen: May 27, 2025
@derek-m So would we all, but beggars cannot be choosers 😀
@lucia In my view, the Daiken is a better unit as it controls the Delta T of the heating water (The Vaillant does not ), and the controller is very mu...
@derek-m Daiken capacity charts
@jamespa If flow temperature was the only variable, you may have a point, however, there are tens if not many hundreds of variables that need to be ta...
I will give you a clue and only 1 of many reasons, for every 1 Degree you move the flow temperature up from source (outside temperature), you add betw...
@JamesPa Do you tell your surgeon where to cut? I think not, however when things go wrong, and if they did listen to you, they would still get the bla...
You are correct, the house was 100% under floor heating so no emitter changes, just redesigned and modified for correct operation. For the customer, ...
Please do not believe any SCOP figures, they are calculated laboratory figures and bear absolutely no resemblance to real life whatsoever. If you have...
@gunboatdiplomat The £2-3000.00 extra cost could very easily be eaten up in a few months, Last year I repaired a system with an average winter spend o...
I am not sure you realise the implication of design compromise. It can quite easily double your current heating bill, I have seen it many times. Would...
@lucia All BG installations are now installed using my open zome, high performing designs. All installations, weather installed by subcontractors, or ...
Caution everyone, this manual stipulates the installation of a buffer tank, so, the promised guaranty of supplying sufficient heat, may come at a very...
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