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robl
@robl
Member
Honorable Member
Joined: Mar 23, 2022
Last seen: Mar 24, 2025
Topics: 1 / Replies: 202
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RE: EV tariffs - too good to be true?

I think as gas and oil boilers get phased out, low install cost heat storage solutions will seem too attractive on Octopus go - so I agree, Octopus wo...

2 years ago
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RE: New member - advice sought

@jvs197 I suggest that you experiment with your present gas system, so that you can determine how well an ashp could work. It’s what I did before i...

2 years ago
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RE: New member - advice sought

We swapped to a HP 2 years ago, after running a regular gas boiler for many years. We have smart meters, so could correlate daily gas kWh with the out...

2 years ago
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RE: ASHP Consumption

s The rule of thumb I’ve seen has been total yearly kWh/2000 gives the peak power in kW. It works for us- but would give 36000/2000=18kW. Are you ...

2 years ago
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RE: Crossed flow and return

Yes, probably it does matter, depending on the rest of your system. If you have a heat exchanger, it's likely using it the wrong way around, which wi...

2 years ago
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RE: Is your heat pump insured?

There are so many insurance options these days, which I believe most people would be better off without. Bike, phone, washing m/c, heating system, pe...

2 years ago
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RE: Stop ASHPs being stolen

Once you've cut out the compressor, will there be swarf in the cut pipes? If it's stored badly, will the sump oil get water in it which turns it to a...

2 years ago
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RE: Best practice during summer?

Correct me if I'm wrong, but is heatmiser an on/off thermostat type controller? Can you describe your GSHP a bit more: Make / model /power? Is it...

2 years ago
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RE: What do we need to know before installing a heat pump?

I can't think of a single reason why you would want to operate a counterflow heat exchanger the wrong way around, the inefficient parallel way, in a h...

2 years ago
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RE: A beginner's journey into DIY home energy storage - no solar!

@transparent I'm "listening" eagerly to this thread too! We have old 4kWp FIT PV with an MCS form, and I now have dno approval for an additional, ...

2 years ago
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RE: What do we need to know before installing a heat pump?

@cathoderay Apols for badgering on this topic about other controls, but do you really have just have weather compensation only running ? As I under...

2 years ago
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RE: What do we need to know before installing a heat pump?

[quote data-userid="5190" data-postid="19305" A volumiser in the primary, together with a good insulation of the PHX to reduce delta T to around 1C m...

2 years ago
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