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Last seen: Aug 24, 2026
Yes, I did see more standalone 72V packs a year or so ago but most were combined battery+inverter. Water under the bridge.. All else being equal, 2...
A lot to go through.. While I cannot advise on UFH, etc, I could not stop noticing your plan to install more PV. I would look carefully at the ROI. ...
Thanks for clarifying it. Clearly there are always many factors to consider, but if your LCOE is 8p, that is still higher than the 7.5p overnight no h...
That does not make sense.. I am curious about how much you export and at what rate? And the same for imports. Unless I am missing out on and there...
🤨 That´s how we use it. Like @bash , I think wind will provide plenty of leccy to go around overnight and the utilities will not have any r...
Hopefully export rates hold out during peak times. Future export rates, etc was my reason for cutting all the MCS costs... For PV, I had a quote for...
The EV tariff is very competitive and simple to use. @majordennisbloodnok example is however very common. When the expansion of energy storage is to...
I can see the carbon tax, etc being able to keep some battery production within the region, otherwise the countries that can overlook our typical conc...
That makes sense, I plan to replace our extractor fans with Heat Recovery fans as they start to pack up..
I just mentioned hydro based storage since it is a proven technology. At the moment, I think the UK still reserves it for emergency last resort. Bu...
That makes sense. What I was pleased to find is that fitting a simple battery and inverter able to export can deliver ROI in the short term, with t...
Agreed. If I had seen any signs of comms failures between battery and inverter (which I have not), I would have investigated. Solis will not engage...
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Latest Posts
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RE: Cooling with air to water heat pumps
A quick update. I finally found a 'solar' roller bli...
By springswood , 54 minutes ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
85kWh of gas usage, divided by 24 gives 3.54kW and adju...
By Old_Scientist , 2 hours ago
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 12 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 15 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 15 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 16 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 1 day ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 3 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 4 days ago
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