Last seen: Mar 4, 2025
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...
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...
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...
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...
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...
@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, ...
@cathoderay Apols for badgering on this topic about other controls, but do you really have just have weather compensation only running ? As I under...
[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...
@cathoderay With regard to the cycling:Exactly what controls do you have? I understand you have a manufacturers weather compensation system, and T...
A few ideas to consider: The ashp is outside - no doubt it's measuring produced power at the unit, so will include any pipe losses that the oil boil...
"Natural" gas is effectively an unlimited supply of highly flammable material - and so is super dangerous! Our R290 gshp is outside (tick!) and use...
The heat exchanger material conductivity is actually a compromise. Through the material, the thin way, we want high conductivity. Along the material...
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Latest Posts
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Unfortunately for your argument the best performing Dai...
By RobS , 4 hours ago
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I’d also listen to James, he gives good advice. i did...
By davidnolan22 , 6 hours ago
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RE: Setback savings - fact or fiction?
You are almost right and have appreciated the key point...
By JamesPa , 6 hours ago
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RE: Grant ASHP not reaching target temperatures
@mikefl Thank you. I’m not sure how to do these checks ...
By Hillswick , 6 hours ago
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RE: Heat Pump Sizing & Installation Costs
100m2 5kw £11000-£7500=£3500 pick 3 radiators
By Adrian , 8 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@adrian I think that the company might argue that if th...
By Toodles , 8 hours ago
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RE: Transforming a Derbyshire Property into an Energy-Efficient Haven
@carpenterstation That's helpful, thank you. The de...
By Morgan , 10 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
@jamespa Homely does address many of these issues, but ...
By Arundalep , 13 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
There is absolutely nothing wrong with buffer tanks in ...
By JamesPa , 18 hours ago
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RE: Replacing knackered oil boiler with ASHP - Perthshire
@abernyte thanks tbh I was more thinking about bolsteri...
By DowallyDrifter , 18 hours ago
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RE: Battery storage to run Heat Pump.
@jeff The government are quite happy for the network ...
By Lucia , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist The OE guidelines mention that their con...
By Toodles , 1 day ago
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RE: Adjusting 6kW Daikin's Weather Compensation Curve
@jamespa I'm grateful for your advice.
By Ubert767 , 1 day ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Thanks. I've seen the video several times at the beginn...
By cliffhanger , 1 day ago
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RE: Say hello and introduce yourself
@carrownisky where are you based? Would you like me con...
By Mars , 2 days ago
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RE: Baxi Air Source Heat Pump tips and tricks please
@transparent Good morning, the installer sorted our m...
By Cathyem1 , 2 days ago
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@roodo welcome to the forums and I’m really sorry to he...
By Mars , 2 days ago
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RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.
Don’t rip out a IVT! Amazing heat pump! Unless your com...
By greenlight , 2 days ago
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RE: Sunamp Thermino Heat Battery
Wow, I knew they were pricey, but didn’t expect it to b...
By Mars , 2 days ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
@matthew_w good luck with the quotation and proposal pr...
By Mars , 2 days ago
Latest Topics
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Should I make my radiators smaller?
By Scalextrix 2 days ago
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Daikin Heat Pump Cycling Frequency?
By Ubert767 3 days ago
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Battery storage to run Heat Pump.
By Broadsman 4 days ago