Last seen: Jan 29, 2025
@myanthony blimey….. I was going to say I could call round. But I’m in south Dorset - about as far away as you can get. From what I can tell fro...
Whereabouts in the UK are you?
I think auto adaption is best suited to fast response emitters, like rads or fan coils. It is essentially load compensation.
Answer: yes, probably lied to. Reality: probably doesn’t matter much unless you were borderline on capacity. my made in china unit seems spot on. No...
@toodles don’t worry too much about what gas your system uses. What matters is are you warm, can you afford to heat your house with your system? Not...
Yeah, it’s all a bit ridiculous this obsession over 1kg of propane….
Ah, if some rooms are too cold then that needs to be fixed by either increasing emitter size, or improving insulation in that room.
I always assumed it was marginally more efficient, and hence it requires considerably smaller charge volumes, but I’m no refrigeration engineer. To ...
It’s a real shame that the physics of gas compression mean that they don’t have a wider modulation ratio.
R410a here, does a grand job… although it’s quite a charge at 1.6kgs for a 9kW unit….
I haven’t heard the divide by 2900 method before. It gives us 6.41, which is remarkably close to the 6.6 that the freedom heatpump toolkit churned out...
I keep it constant, I don't even have a room thermostat. It runs on weather compensation 24/7. I'm still tweaking the weather comp settings to get thi...
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Latest Posts
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
@bami yes. 8kw = 8000w I would change the areas in th...
By bontwoody , 2 hours ago
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RE: Towel rails. An unexpected final hurdle
I had a similar issue but convinced the installer to le...
By Pie_Eater , 3 hours ago
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Cliff, welcome to the forum. You’re running into one ...
By Mars , 3 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
This whole discussion highlights just how much of a mes...
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RE: NIBE F2040 12 kW heat pump and 100 liter buffer tank
@cheshirejohn thanks for the update and for sharing. I’...
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RE: Setback savings - fact or fiction?
Here's the same plot, less the R squared values, done q...
By cathodeRay , 6 hours ago
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RE: SolarPV tables / online calculator
We've only had our solar since last June, but so far fo...
By Old_Scientist , 6 hours ago
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@robs useful thread! Thanks for sharing - Octopus are c...
By big_si , 6 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@jamespa Agreed. I think it’s a case of much over muchn...
By Mars , 8 hours ago
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@eliuccio Unfortunately, whilst I agree with a lot of...
By JamesPa , 9 hours ago
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected
Definitely its in the 20xx FSVs. Conversely it may be...
By JamesPa , 10 hours ago
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
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RE: F.788 Building circuit pump reports internal fault - Vaillant Arotherm
Guess I have to wait for engineer visit. I really hope ...
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RE: Act now to defer the UK road tax increase on EVs
@majordennisbloodnok Damn right sir. my attempt at iron...
By Jancold , 1 day ago
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
By Terry1812 , 1 day ago
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RE: Seewet manhole cover within r290 exclusion zone
Thanks! I asked Vaillant, and they say I should be fi...
By dbrb2 , 1 day ago
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Looking for the Grant Aerona 3 setting to turn off completely at 20 OAT
I'm running my Aerona 3 on WC and the 'warm end of that...
By damonc , 1 day ago
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RE: Do I just go with the lowest quote for my heat pump?
So after signing in Sept in two weeks the install may s...
By Jancold , 2 days ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
When you are renovating is always a good time, as it ma...
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Latest Topics
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By cliffhanger 3 hours ago
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Heat Pump Sizing & Installation Costs
By Mars 16 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
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SolarPV tables / online calculator
By MichelleC 24 hours ago