Last seen: Sep 9, 2025
@editor EDF 2 year fixed tariff has gone up again. Now 46.77p day, 22.25p night for electricity. Was "only" 33.39p and 20.20p on 23rd Feb. Mi...
Prices still moving up fast. My 2 year fix to Feb 24 (agreed 2 days ago) with day units at 33.39p is no longer available. Replaced with a 2 year fix t...
@editor It would be interesting to know if they have a target date for changing the EPC algorithm so it doesn't disadvantage heat pumps reletive to co...
@editor The day rate for the EDF tariff I locked in to yesterday has already gone up if you were to select that tariff (22 year fix to Feb 2024) now. ...
@editor I'm with EDF on their deemed standard variable tariff from 1st April (they took over our Green Energy account back in September). Have j...
We've had a Grant pump for 5 years and, as followers of this site will know, have experienced some issues. However I think we've identified that the...
I wrote to the Department of Energy to press for change in EPC ratings so that heat pumps are not disadvantaged. Attached is their response. It did...
@alec-morrow Alec , does this mean that the manufacturer is actually mandating an installation method that's sub-optimal for their own equipment? ...
@alec-morrow That's what I meant, every system is different. These are the instructions for my Grant Aerona³: Heating System ControlsYour Gra...
@webcmg I was afraid you would ask that! The way this is achieved varies from one make to another. I have a time switch like you find on convention...
Latest Posts
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RE: COP is not the only measure of efficiency
@toodles Your use case is indeed very different to mine...
By jamespetts , 40 minutes ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 1 hour ago
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RE: Who’s Caved and Switched the Heating On Already?
Hell no, October as a matter of principle. If I had my ...
By Old_Scientist , 1 hour ago
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RE: Renewables & Heat Pumps in the News
@mike-patrick Well, if Europe is stalling partly due to...
By Toodles , 1 hour ago
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RE: Buffers, hot water and cooling
Seems a lot of work with hit or miss results and potent...
By dgclimatecontrol , 2 hours ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@dgclimatecontrol I have no intention of removing the...
By Morgan , 2 hours ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 2 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 5 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 6 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 6 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
Good unit. And the 10 kW is the same as the 12 kW I ...
By HCas , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 1 day ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 1 day ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 1 day ago
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 2 days ago
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RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
By Tasos , 2 days ago
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RE: What is the Heat Geek Guarantee?
@judith, I’m with you on Heat Geek, but there really do...
By Mars , 2 days ago
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RE: Electricity price predictions
Community energy installations are a great idea, but th...
By Scalextrix , 3 days ago
