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Last seen: May 31, 2026
We heat our 10yr old solar tank with a gshp. It used to just heat the top coil with up to 55C flow, getting the water tank to ‘maybe’ 43C. In the No...
I think as gas and oil boilers get phased out, low install cost heat storage solutions will seem too attractive on Octopus go - so I agree, Octopus wo...
@jvs197 I suggest that you experiment with your present gas system, so that you can determine how well an ashp could work. It’s what I did before i...
We swapped to a HP 2 years ago, after running a regular gas boiler for many years. We have smart meters, so could correlate daily gas kWh with the out...
s The rule of thumb I’ve seen has been total yearly kWh/2000 gives the peak power in kW. It works for us- but would give 36000/2000=18kW. Are you ...
Yes, probably it does matter, depending on the rest of your system. If you have a heat exchanger, it's likely using it the wrong way around, which wi...
There are so many insurance options these days, which I believe most people would be better off without. Bike, phone, washing m/c, heating system, pe...
Once you've cut out the compressor, will there be swarf in the cut pipes? If it's stored badly, will the sump oil get water in it which turns it to a...
Correct me if I'm wrong, but is heatmiser an on/off thermostat type controller? Can you describe your GSHP a bit more: Make / model /power? Is it...
I can't think of a single reason why you would want to operate a counterflow heat exchanger the wrong way around, the inefficient parallel way, in a h...
@transparent I'm "listening" eagerly to this thread too! We have old 4kWp FIT PV with an MCS form, and I now have dno approval for an additional, ...
@cathoderay Apols for badgering on this topic about other controls, but do you really have just have weather compensation only running ? As I under...
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RE: Getting closer to a finished Haier system
Theres comprehensive instalation and service manuals (I...
By Singlespeed , 57 minutes ago
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RE: Indevolt Batteries UK Support & Info Thread
There is now a new Secretary of State for Energy Securi...
By Transparent , 1 hour ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Looks like an impressive bit of kit. Just ...
By Batpred , 2 hours ago
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RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
The idealist in me says pioneers in this space should b...
By Batpred , 2 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@ashp-bobba, I thought it was an interesting parallel. ...
By Mars , 5 hours ago
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RE: Adding additional Solar Panels to a DC coupled battery system
@transparent No it was my baby, entirely delivered by m...
By bontwoody , 7 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
Ah, that makes sense when a combi is in place. The boil...
By Batpred , 1 day ago
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RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
@bobflux Thanks, that gives me something to check the i...
By Paul1098 , 1 day ago
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RE: Tesla Powerwall (2) Calibration Cycles
For Powerwall calibration, avoid forcing repeated deep ...
By EnergyStorageTech , 1 day ago
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Over the years, due to the non barrier PEX underfloor h...
By bobflux , 2 days ago
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RE: battery storage without solar
Indeed, current on the grid input = current used for ch...
By bobflux , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu @papahuhu A lot of tears and sweat went into ...
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RE: Solar Power Output – Let’s Compare Generation Figures
We have the same problem, 12 mature trees clip the morn...
By Papahuhu , 4 days ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
I had a battery and inverter installed a while ago, my ...
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RE: Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
@ltron2 The EPC on our house is A-92, however that i...
By Rob of York , 4 days ago


