
Last seen: Jun 23, 2025
As in hot water that comes from your tap or hot water in the heating circuit?
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We’re reviewing the Immersun, and I came across this formula that I used to calculate the amount of energy required to heat 300 liters of water from 2...
@derek-m, how can I calculate how much water I’m heating per degree centigrade based on diverting 1kWh of solar generation? Put another way, if I ha...
@cathoderay, maybe you could arrange and condense it into an article (word count is up to you) and it could be posted on the main site as a reference ...
Is the communication via the smart meter two-ways? Obviously, the meter is sending data to the provider, but is it receiving information too? If yes, ...
@cathoderay, Well done!
This thread, quite honestly, gives me an anxiety headache when I see updates and posts 😥 @cathoderay, your perseverance, patience and dedication ha...
@derek-m, we might have to add Heat Pump Whisperer to your signature – I love that – that's quite an accolade.
@heacol, do you have any insights or thoughts to answer AF1's question?
Can't comment on the brands you've mentioned – we had a SolarEdge inverter fitted with our PV array and it's been brilliant. Going on five years now a...
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Latest Posts
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
Yeah, mine did exactly the same - no error codes. The ...
By JamesPa , 6 minutes ago
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Same here as above. Where have you seen this terminolo...
By JamesPa , 3 hours ago
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RE: Renewables & Heat Pumps in the News
Yes I realise I'm picking this up a week late...... but...
By Transparent , 8 hours ago
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@editor Mars if you have any recommendations for down s...
By abam48 , 21 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
@tomasmcguinness HI, The rules is a best practise, the ...
By ASHP-BOBBA , 1 day ago
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RE: Vaillant AroTherm Plus 7kW
@scalextrix if your under unit heater is like our Myson...
By Judith , 1 day ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@cathoderay how did you get a script to run for that- d...
By benson , 1 day ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@ashp-bobba thank you, and equally so, thank you for ta...
By Mars , 2 days ago
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@judith good to know… I’ll continue to feed Wattson, an...
By Mars , 3 days ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
@editor great article re accreditation. I note ISO/IEC ...
By Bart , 4 days ago
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RE: Who's your electricity provider and what's your tariff?
I don't (yet), but my PW3 is due to be installed shortl...
By Old_Scientist , 4 days ago
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RE: MCS and NAPIT complaints process
@chrislay, is your heat pump complaint still unresolved...
By Mars , 4 days ago
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RE: ASHP Install from hell - help please
@saf1973 I’ve been going through old cases on the forum...
By Mars , 4 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@aaron There's the rub, the database does not list my ...
By AF1 , 5 days ago
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RE: Commencing on an ASHP Installation Process
Yes, it's "doable" if everything goes to plan, they arr...
By Old_Scientist , 6 days ago
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RE: How not to install a heat pump
You are right. Thinking on this has evolved over the p...
By JamesPa , 7 days ago