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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Jan 14, 2026
Profile Activity
Topics: 20 / Replies: 3933
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Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Depending on your house loss and location I would say probably yes. Here is what my 7kW Vaillant has been doing, and the OAT. My house loss is 7kW...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Renewables & Heat Pumps in the News

Great comparison. Here is my analysis (I haven't listened to what Glyn says): Given that this is at low OAT and looking at the FT behaviour, the se...

2 months ago
Forum
Well & Truly Off The Grid
Reply
RE: Renewables & Heat Pumps in the News

Far too early to make a fair judgement IMHO, it could be distorted negatively by teething troubles or either way because you havent experienced it in ...

2 months ago
Forum
Well & Truly Off The Grid
Reply
RE: Gov wants to alter our FIT contracts from rpi to cpi

I don't read speculation on Facebook, but contracts with Government are contracts just like any other, enforceable through the courts. The only way t...

2 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Renewables & Heat Pumps in the News

Its a very well written article @mars, well done. Can you somehow get it to some people with influence? Im not convinced that the regime you descri...

2 months ago
Forum
Well & Truly Off The Grid
Reply
RE: UFH downstairs and radiators upstairs balancing question

Yes thats true, but that cant happen unless the room temperature is 28C! Its best in most circumstances to think of DT as a consequence of other thi...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?

They could, but there are serious political ramifications and relatively little revenue generated. These political ramifications don't currently exis...

2 months ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Confused by Flow Rates

Not particularly unless you have a problem with noise in the pipework No, but there is a bit of a trade off and its not straightforward. The h...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Confused by Flow Rates

Its very difficult to be prescriptive without being in the house. The answer to your question as asked is however 'yes'. A way of thinking about it...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Renewables & Heat Pumps in the News

@ashp-bobba I have sympathy. People have a tendency to complain rather than attempt to understand. Also some people (including some here) seem to...

2 months ago
Forum
Well & Truly Off The Grid
Reply
RE: Confused by Flow Rates

Im noit a heating engineer, but I will have a go anyway (I think you are overthinking a bit)   If you turn down all the LSVs then you will...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Renewables & Heat Pumps in the News

Definite dont know from me as I have no source at all of unbiassed information. That said "Overall, are you happy with your installation?” feels li...

2 months ago
Forum
Well & Truly Off The Grid
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