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Last seen: Feb 26, 2025
@mike-h The short cycling problem is improved but not resolved. It seemed like it was the thermostat constantly switching it on and off so I dropped t...
@kev-m Yes, weather comp is set to 37-45. Thermostat up and flow temp down might work (and keep the wife happy). I don't what the trace at the bottom ...
So I finally have the MMSP up and running and have some data from PassivLiving. Overall efficiency is at 3.65 which I am assuming is good for this tim...
@derek-m Thanks! I just wanted to be a little more energy efficient by having the upstairs rads turn down during the day and the downstairs rads tur...
Well, the install went ahead without the buffer, there was absolutely no space near the tank so I will so how it goes. I will have a better idea about...
@editor Thank you, that is really interesting. I almost feel bad for giving the installer a hard time now (almost). It seems to be at odds with this ...
@derek-m A single Hive controller is being installed. My existing rads just had manual turn valves which never turned. I had to chase up the supplier ...
@derek-m Thank you for responding. All the rads are specified to have TRVs on them (the install isn't finished yet). In fact I'd like to update them t...
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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 , 4 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 , 9 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 , 15 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



