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...
Latest Posts
-
RE: Mitsubishi cycling while on chilled water output
I think that explains it. Unless you can somehow incre...
By JamesPa , 10 hours ago
-
RE: Adding battery storage to SolarEdge PV system
@chandykris No need to apologise at all! I forgot to ad...
By Toodles , 14 hours ago
-
RE: Say hello and introduce yourself
Yes please do Suggesting a loss in the region...
By JamesPa , 14 hours ago
-
RE: Surface mount or bury primaries for heat pump installation?
Can we have some links to those you're considering plea...
By Transparent , 14 hours ago
-
RE: Weather compensated secondary circuits with Biomass
If anyone’s going to know the answer to this it’s @sune...
By Mars , 23 hours ago
-
RE: Commencing on an ASHP Installation Process
That outside pipework would concern me. Surely rigid se...
By benson , 1 day ago
-
As I have reported elsewhere we turned on the cooling o...
By downfield , 2 days ago
-
-
@el3b Hi, sorry to hear that, it is advisable to instal...
By ASHP-BOBBA , 2 days ago
-
RE: Difficult positioning of air source heat pump
@rikiarn Out of intrigue, the thread reads as though Ai...
By Sheriff Fatman , 3 days ago
-
RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
@m1kegibson If you are able to access the service me...
By HarriUp , 3 days ago
-
RE: When will heat pumps and install prices come down?
... which of course is impossible because the world mov...
By JamesPa , 3 days ago
-
My advice is reject unless they will delete the buffer ...
By JamesPa , 4 days ago
-
RE: Battery storage to run Heat Pump.
I would be surprised if the battery chemistry is going ...
By Transparent , 4 days ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
@dowallydrifter OK. I would recommend you read t...
By JamesPa , 4 days ago
