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Last seen: May 21, 2026
Got thinking about an easy way to measure heat output of an existing boiler without having to do surgery on the old system. found these connectors ...
@ian33a if you have done what is practical insulation wise then best to focus on draught proofing.
By the way we are very pleased with our heatpump in a 250 year old stone house. The thermal mass is massive so long low and slow works well - we just ...
@ian33a suspect thermal store and heatpump may not play nicely but not sure about that- do you have solar thermal as well?
Note this version is suitable for up to 17kw heatpump - which is practically all heatpumps you are likely to install. Note also it is not calibrated...
I would imagine you can integrate this to home assistant - however I would recommend OEM as it will just work out of the box - and if you then subscri...
@ian33a link to heat meter and Mbus dongle
We have one of these, displays flow in m3/hr to 0.1 accuracy.
Just checked and a DN25 heat meter plus fittings is £325 from OEM plus you need an Mbus dongle (£46) To install would require draining down all or p...
Not sure how heat geek ‘estimate’ heat loss online but if based on an EPC then in an old house of hybrid construction including cob then likely to be ...
Nice one I have your adapter- does it run on the same hardware? Have been using Auto adapt with controller in dining room but ability to try differe...
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Latest Posts
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RE: Where heat loss surveys seem to go against practical reality
I am amazed that there is not something out there to me...
By JamesPa , 3 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
@bobflux The hydraulic simulator is very interesting...
By Rob of York , 8 hours ago
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RE: 7kW EV Charger Options Advice
Thanks. Yes, we have patchy 4G. The only option we had ...
By Rusty , 13 hours ago
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RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 1 day ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 1 day ago
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RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 1 day ago
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RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 1 day ago
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It’s been out a few days and Amazon has already attache...
By Mars , 1 day ago
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RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 2 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 4 days ago
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RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 5 days ago
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 6 days ago
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