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Joined: Aug 25, 2025
Last seen: Feb 6, 2026
Topics: 2 / Replies: 25
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RE: My DIY Heat Pump installation

For your DIY install, what did you do about the whole building regs / certification side of things?

3 months ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?

The Toyota plugin hybrids are very similar to their regular hybrids, same design of drive train but with slightly more powerful motors, and the hybrid...

3 months ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?

For minimal disruption and systems which are more affordable, and so likely to be more sellable, I wonder if there needs to be more pragmatism and all...

3 months ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus

Did they confirm it was being installed as an actual 4 connection buffer tank or as a 2 connection volumiser tank? I had an Octopus survey, the surv...

3 months ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?

Yes the heat pump cylinders use coils with high surface areas, but that isn't the problem, the difficulty comes from the MCS standard sizing formula r...

4 months ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?

I think the current requirements and installer approach to hot water cylinders creates a lot of unnecessary and avoidable disruption, and cost for hom...

4 months ago
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RE: Powerwall 3 or Myenergi or something else?

Yes I was thinking of outdoor, IP65 batteries with built-in heating, these: Dyness G2 - 10kWh, IP65 outdoor rated with temperature control. £1500 ...

5 months ago
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RE: Powerwall 3 or Myenergi or something else?

Many of those tariffs are simple time of use tariffs, where the off-peak rates apply to all of your household consumption during those times. It is ju...

5 months ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?

Many of the R290 models have only launched in the last year or two, some manufacturers are still in the process of launching their ranges, so these ar...

5 months ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?

Possibly not the answer you might want, but if it were me I wouldn't be in any rush at all and I would wait to see how the BUS scheme and the MCS rule...

5 months ago
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RE: Electricity price predictions

There's room for disagreement even here, particularly on the topic of natural gas. The UK is going to need natural gas for at least the next 10-20 y...

5 months ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House

I don't see misinformation about heat pumps as the problem, the problem is the affordability and the disruption from installation, they're undoubtably...

5 months ago
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