Last seen: Oct 22, 2024
This comes down to the emissivity of the surface. Enamelled steel (radiators) is close to 1 ie: a perfect black body heat emitter. Chrome towel rail...
I agree with all this. I do think an approved method to practically integrate the results of a blower test would give the best bang for buck. Ther...
So, reviewing all that has been discussed above, what do we think should be the most basic steps forward? Not looking to revolutionise MCS in one sw...
There is a company that specialise in an overnight test on this basis. I don't actually know if they've experience of feeding this into the official m...
So, we all seem to agree that we need better models and empirical data. Should the first step then be for all prospective ASHP owners to set their c...
Very much so.... some light for the long winter evenings ahead!
Very much so.... some light for the long winter evenings ahead!
No doubt both will be out. If MCS could give specific guidance on the application of blower tests then we could all get a lot closer. Building fab...
Studied Mech.Eng and used to fit heat pumps about 15 years ago. Now I do surveys and sales for an installation company. Always trying to learn more an...
This is the solid walls one....
Hi @cathoderay There's lots of good empirical studies out there. Solid wall real-world heat losses by Historic England is a good one. Ventilation r...
Thanks @editor I watched that video yesterday - Excellent. I've been looking into the blower ACH50 / 20 method according to the SAP guidance. I’v...
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Latest Posts
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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 , 33 minutes ago
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@eliuccio Unfortunately, whilst I agree with a lot of...
By JamesPa , 1 hour ago
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
@bami I think if the heat loss documentation matches a ...
By bontwoody , 1 hour ago
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RE: What is the best strategy for operating a very oversized heat pump?
@jamespa I'm afraid that's over my head but if anyon...
By IRMartini , 2 hours ago
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RE: Setback savings - fact or fiction?
And here in case any one wants it is the code I used in...
By cathodeRay , 2 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 , 2 hours ago
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RE: Towel rails. An unexpected final hurdle
We have both Normal Rad for heating the room and then a...
By IRMartini , 4 hours ago
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
By Tim441 , 6 hours ago
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RE: SolarPV tables / online calculator
I'd be interested what others find whilst using that we...
By Majordennisbloodnok , 8 hours ago
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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 ...
By jeegnesh , 20 hours ago
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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 , 23 hours 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 , 1 day 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...
By JamesPa , 1 day ago
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RE: Just one room not reaching desired temperature
Looks like this issue is now resolved. Aira installed a...
By ChandyKris , 1 day ago
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There have been several people on the OpenEnergyMonitor...
By RobS , 2 days ago
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RE: Say hello and introduce yourself
Good point @jamespa But that probably strengthens @ch...
By Transparent , 2 days ago
Latest Topics
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Heat Pump Sizing & Installation Costs
By Mars 8 hours ago
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Volumisers in Heat Pump Systems: Does Placement Matter?
By Mars 9 hours ago
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SolarPV tables / online calculator
By MichelleC 16 hours ago
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By Toodles 2 days ago