Last seen: Sep 10, 2025
@kev-m, we run our system to 21C just about everywhere and the difference in our house, from a running efficiency, between 19C and 21C is huge. But 19...
@Jeff, welcome to the forums. We've upsized our rads, and I think that this coming winter will be first time that our heat pump may not run 24/7 becau...
I guess the issue around heating homes centres around the amount of fossil fuels required to make it viable.
Thanks Derek.
It was quite odd, because I tried to change the temperature to 40C last week but our settings refused to save this, and kept reverting back to 45C. I ...
Thanks Derek. I was thinking more along the lines of the wind chill having an impact on the heat pump’s evaporator, not the fabric of the house and th...
@siko, George explains his consumption in his review, so you can roughly work out what the annual bills are like:/p> Depending on your tariff, if it...
@kev-m, that's quite an interesting observation. We've never noticed a drastic difference between when it's windy or calm from a consumption perspecti...
Latest Posts
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RE: COP is not the only measure of efficiency
@jamespetts Interesting post, thanks. Here are my thou...
By GrahamF , 2 minutes 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...
By Lucia , 33 minutes 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 hour ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@jamespa Thanks. Yes, its a bit sad so many of these jo...
By ASHP-BOBBA , 1 hour ago
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RE: Midea ASHP – how to set weather compensation
I managed to find a perfectly good new but 'last years ...
By cathodeRay , 1 hour ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 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 , 10 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 , 21 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 , 21 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 , 1 day 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 , 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...
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
