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MattC
@mattc
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Joined: Jan 16, 2024
Last seen: Mar 5, 2025
Profile Activity
Topics: 1 / Replies: 40
AllTopicsReplies
Reply
RE: New ASHP system - choices

EPC results are in. We got a 73 (C) with recommendations for additional floor insulation and solar. Nothing on wall or loft insulation, so it looks ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

Got it. Thanks

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

Returning to the LLH/PHX question, would it be fair to say that these things essentially trade performance (efficiency) for robustness? I guess if ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump efficiency v Outside Air Temperature

Yes. That would just drop the curve on the graph, so you'd have to re-label the axis to compensate. The idea of subtracting a constant from the resul...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

Thanks. That's helpful. Learning slowly.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

That's a shame. I was beginning to veer towards Midea. What's the issue with freedom/LLH/PHX? I obviously need to do some more research, but could y...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump efficiency v Outside Air Temperature

Great data. I look forward to being able to generate some like it myself one day. I might be getting carried away in my excitement, but it looks...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: No two meters are equal!

He can have it written down on a piece of paper - guaranteed to be right twice a day

2 years ago
Forum
Electricity, Tariffs, Monitoring, Electrics & Providers
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RE: New ASHP system - choices

@jamespa Good idea. One other thing that I haven't mentioned is that 5 of our radiators are on 10mm microbore plastic, while the rest are on 15mm c...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

Thanks for the comprehensive list Ian. All of the rads already have TRVs (apart from one in hall where the main thermostat is located). The advice ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

Thanks again for all the good advice. One company did mention that they would need to look at the DHW pipes, which appear to be 28mm at both ends bu...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New ASHP system - choices

Thanks all for your insights. @sand Did GL do the original installation in your case or were they just called in afterwards to advise? Also, how l...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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