
Last seen: Sep 11, 2025
@batalto, as far as RHI is concerned there's no distinction between consumed or purchased from the grid.
@bobbt9866, thanks for pulling some strings. I've sent the results to the engineer in question and hopefully we'll hear back from him soon.
@helensq, welcome to the forums. The reliability of the system comes down to how well it’s designed and installed. Heat pumps do work. But they must...
@caroline2000 we’re all facing an expensive winter this year with tariffs that are sky high. The only way to reduce costs is to drop the flow rate tem...
@novemberromeo, can I send these, privately, to a heat loss specialist to review?
@novemberromeo, do you have the heat loss calculations?
"Standard" low temperature heat pumps are designed to be efficient up 45C. The immersion is there to get the temperature north of that, and to help wi...
@novemberromeo, I don't blame you. The 2 x 10kW will almost definitely be overkill. I'll see if I can get some insights for you. @bobbt9866 and @gra...
@novemberromeo, wow, that's crazy. These are not near misses either. 20kW is a massive heat pump - what is the approximate area you're going to be hea...
Federation of Master Builders (FMB) on the chancellor's budget: Despite welcome announcements on funding for skills, business rates and housing, it’...
As a household we've cut consumption of meat to a couple times a week – in my opinion, along with cutting the use of fossil fuel boilers, the reductio...
Vegan campaigning group, Viva!, are disappointed following the recent announcement that the COP26 menu will not be entirely vegan, claiming that more ...
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Had a new Vaillant 7kw installed with new 28mm runs for...
By AdamK , 30 minutes ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Possibly not the answer you might want, but if it were ...
By Temperature_Gradient , 32 minutes ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 2 hours ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 4 hours ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 5 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Yes Octopus only have the £9 a month service plan for t...
By NJT , 7 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 7 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 7 hours ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 13 hours ago
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RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 1 day ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 1 day ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 2 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 2 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 2 days 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 , 2 days 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 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 2 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 2 days 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 , 2 days ago