
Last seen: Sep 12, 2025
Another well written piece on why hydrogen isn’t the silver bullet:
@desexeter, thanks for the clarification - given that there are tens of thousands of these installed each year, it's crazy that there are no published...
@desexeter, welcome to the forums and we look forward to answering your questions and hearing about your amazing period property.
On the subject on cavity insulation, just came across these guys:
@julianc, that's exciting indeed. The logistics of removing an oil tank must be a real headache, but it's great that everything is taking shape. ...
Welcome to the forums AJ. The ASHP decision is never an easy or clear-cut one. I’ve found that ASHPs struggle for 6-8 weeks compared to gas/oil, but...
@derek-m your system and the way you’ve implemented sounds super interesting. Should make for an interesting and helpful review.
@kev-m, that’s a useful explanation, which makes sense.
@neilsondhi, I can only speak from experience. In a hot climate, when a room is say 40C, and you turn the AC on (air-to-air), within 5-10 minutes the ...
@neilsondhi, I think the difference would be that AC units are air-to-air, where ASHPs tend to be air-to-water. Having lived in an AC environment for ...
@batalto, the RHI is a valid point. I will say that our EPC when we purchased our house was a D (67). Insulation, as I've said a few times, is good, n...
@rv3, the double glazing is good. Forgot to ask that.
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RE: Midea ASHP – how to set weather compensation
@jamespa is right, typically they are far from linear, ...
By cathodeRay , 24 minutes ago
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RE: Humming sound on new install.
Cant hear a thing with my 7kW Vaillant* so something is...
By JamesPa , 29 minutes ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Vat free applies to supply and install only no DIY. &...
By JamesPa , 2 hours ago
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Funny story Graham, when I started looking to ...
By DREI , 9 hours ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 13 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 , 15 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 , 15 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 , 17 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 , 17 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 , 17 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 , 23 hours 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 , 2 days 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 , 3 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 , 3 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 3 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 3 days ago