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GrahamF
GrahamF
@grahamf
Member
Estimable Member
Joined: May 2, 2025
Last seen: Apr 20, 2026
Profile Activity
Topics: 6 / Replies: 115
AllTopicsReplies
Reply
RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face

@Fiona I am really sorry to hear about your awful situation. There are few things worse than being really cold in your own home. As @jamespa has su...

6 months ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: The Battery Battle

@agentgeorge Back to the Future with the flux capacitor!!

7 months ago
Forum
Energy Storage
Reply
RE: Heat loss calculations and how they work in conjunction with heat pump sizing

@jamespa unfortunately, I don't think heat loss calculations can ever be terribly accurate. Our house was built in 1968 and has a real hotchpotch of ...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Radiator sizing for heat pump installation by British Gas - are these correct?

Assuming the heat loss figures are accurate, the radiator sizings look sensible. We have Flow Regulating Valves (FRVs) installed on almost all our ra...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Repiping and Reconfiguring our Heat Pump System Including Removing the Buffer Tank - Heat Pump Retrofix

@editor   I am all in favour of provocative titles that make people pay attention. However, we also need to be careful. These shows ar...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Repiping and Reconfiguring our Heat Pump System Including Removing the Buffer Tank - Heat Pump Retrofix

@editor Mars, it is really great that you have set up this forum for discussion and learning. Unfortunately, we always learn more from our mistakes t...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Repiping and Reconfiguring our Heat Pump System Including Removing the Buffer Tank - Heat Pump Retrofix

@editor thanks for being so open about all this. All of us like to be open about our successes, but it takes courage to admit when things have gone w...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face

@editor I hope you have at least a partially working heating system for the winter?

7 months ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Seeking Help for In-Principle Quote to fix a botched heat pump installation by Heat Geek Installer

@drei are taking measurements from the heat pump, or do you have an independent monitor? The reason for my question is that heat pumps are not espec...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face

@editor oh dear, very sorry to hear about that. I hope you get it sorted soon.

7 months ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face

@ashp-bobba fascinating explanation, thanks. I have a physics degree and worked as an IT architect for 40 years, so I can understand this kind of sy...

7 months ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face

We should also consider the importance of the manufacturer's role in setting design guidelines for installers. As an example, Grant UK seem to reco...

7 months ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
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