
Last seen: Sep 10, 2025
A lot has been made about insulation, and rightly so. It is such a critical component of having an ASHP. You may want to consider renting a thermal im...
Welcome to the forums @rv3 and thanks for the kind words. As Derek says there are a lot of moving parts when it comes to ASHPs and what works for on...
@vikror-blagoev, welcome to the forums. It is a long journey. The best starting point for an installer is the search directory on the MCS website.
@derek-m sent this to me earlier today. An interesting read on hydrogen:/p>
I have some clarity about the soak away on the Vaillant units and it's to do with the R290 refrigerant which is propane (and therefore flammable). Vai...
@kev-m, that's actually really helpful and I never considered the refrigerant. My installers are here today, and I'll ask them about this.
@julianc, I guess that technically we have a soak away for water to run off into over gravel around the ASHP. To be fair, I've monitored that and it n...
Had work done on the rads and distribution pump today. Can you spot when the ASHP was turned off?
@bobbt9866, I suppose that makes sense. This winter, with the new distribution pump and K3 rads, I might experiment dropping our flow to 40C to see if...
Could you please explain why @bobbt9866?
@kev-m, I’m curious as to why a soak away is required.
@batalto, that's super interesting. I didn't realise that gas boilers were able to monitor this. 58% is crazy, which certainly paints a far more fa...
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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 , 3 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@ashp-bobba wish you lived closer to Wiltshire! My inst...
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RE: COP is not the only measure of efficiency
@jamespetts Interesting post, thanks. Here are my thou...
By GrahamF , 4 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
@editor So… who’s given in and turned the heating on al...
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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 , 5 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 6 hours 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 , 13 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 1 day ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
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RE: Anyone still weathering it out with Agile?
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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 , 1 day ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 1 day ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
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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 , 2 days 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 , 2 days 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 ...
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
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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 , 3 days ago