Last seen: Sep 17, 2025
There is some possibility for confusion here. If its the design schedule from the system designer then 'at a design temperature of 50' is likely to...
Unfortunately I think this goes beyond heating engineers, its a facet of practical trades in our country - we value celebrity and financial engineeri...
@editor Precisely so. We need an industry that has the capacity and delivers a quality product at a reasonable price. DiY-ers complement the i...
@johnmo @heacol @derek-m Perhaps it would help to distinguish expertise from experience. Expertise is valuable in most circumstances. Experience i...
@iantelescope Good. Why are you expecting the house to cool significantly? If I understand your system correctly your secondary (radiator) p...
PS. I should have added that the heat pump capacity you need may be up to 25% less if you have a very old (ie inefficient) boiler. In the range 6-9k...
On the basis that oil is 10kWh per litre, 1800 litres is about 18MWh. That very roughly translates to a 7-9kW heat pump. You will need to have a pro...
It is clear (and has been all along) that the advice you are receiving from tradesmen is inconsistent with the advice you are consistently receiving f...
@iantelescope As I say in my post above I am sorry to hear about your woes. The fact is that you don't need to pay a further £1500 or anythin...
As @toodles says above. Basically you don't except as a one off when the system is commissioned (or over time) by balancing the radiators using the l...
Overall you seem to have done as much as you can to get a good deal. In fairness to Octopus they have decided on a broad methodology and they are sti...
I think this is the right way to do things in the current market. Tell them what thet need to hear so you get what you want. It seems to me you are g...
Latest Posts
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RE: Powerwall 3 or Myenergi or something else?
Many of those tariffs are simple time of use tariffs, w...
By Temperature_Gradient , 4 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Yes thats the whole point of the flexis as regards tran...
By JamesPa , 4 hours ago
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So far as I can tell designing for DT5, which is 'the n...
By JamesPa , 4 hours ago
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Mitsu PAR-WT60R Wireless Controller - options
I hope I have satisfactorily installed the above wirele...
By DavidAlgarve , 6 hours ago
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WC curve best discovered by experiment anyway as any lo...
By JamesPa , 11 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 1 day ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 1 day ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 1 day ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 2 days ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
I've never physically seen it, but I seem to recall som...
By cathodeRay , 2 days ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 2 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 2 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 2 days ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 2 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 3 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 3 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 3 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 5 days ago
