Last seen: Sep 10, 2025
Just an update on our electricity consumption. It is now just over a month since the Grant engineer checked out our system. May was cold and our t...
@julianc I don't believe there is a support contract with Grant. Our installer ( 4 years ago) didn't even register the system with Grant and I've ...
@dant Yes that's right. The best figure we have ever had was avg 16kWh per day in July 2019. That is total power usage for 2 people. So includes...
@derek-m Sorry not to reply before, have been offline for a few days. Grant sent an engineer to check out our system. No leaks found although so...
@derek-m Derek, Yes, there's been no pressure in the heating expansion vessel for some months.You can see the gauge on the red tank in the picture...
In terms of "tweaking" your system I've found that it's necessary to look at each individual room (we have underfloor heating upstairs and on the grou...
@derek-m Derek, From the context I think you may have meant George, but anyway here 's my ASHP and control panel. The pump is next to an outbuilding...
Sorry, this is a long post. Take a deep breath. You will understand why I think an ASHP is not just for heating but a way of life. Our house is a re...
Kev, Thanks for this. I wasn't aware of the scheme. It was introduced after I registered for the RHI. I'll make some enquiries to see if slots...
@editor Electricty uage settled down to a sensible level. But I have a whole post to do on electricity consumption, mostly arising out of my winter of...
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RE: Who’s Caved and Switched the Heating On Already?
This is, as I see it, the main downside to WC. It's pur...
By Old_Scientist , 17 minutes ago
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RE: Midea ASHP – how to set weather compensation
The midea has a number of pre programmed WC curves (wit...
By benson , 17 minutes ago
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RE: COP is not the only measure of efficiency
If that's the case then you are right to be sceptical, ...
By JamesPa , 2 hours ago
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Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
We’re pleased to announce that Havenwise are now joinin...
By Mars , 3 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 , 4 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@ashp-bobba Well done for stepping in where most would ...
By JamesPa , 6 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 , 16 hours 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 , 16 hours ago
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RE: Buffers, hot water and cooling
I agree it seems like a lot of work particularly as its...
By JamesPa , 17 hours 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 , 20 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 , 21 hours 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...
By jamespetts , 1 day 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 , 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 , 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 ...
By JamesPa , 2 days 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 , 3 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 , 3 days ago