Last seen: Sep 11, 2025
If we ran oil only, we'd get through about 800 litres in a month or about 1,200kWh of electricity – that's with ambient temperatures above 4-5C for AS...
@Morgan – send it to me via WeTransfer and I'll add it here.
@derek-m, bang on Derek. I've just done the maths this weekend – based on our consumption with oil at 75p/litre (that's our oil club price this weeken...
Ditto. Have never seen a maintenance/servicing question.
We had a meeting earlier today with the technical manager from OFTEC, and he mentioned that there are heat pumps in R&D at the moment that will ha...
@richardpool, any updates on your situation?
@derekdeleon, welcome to the forums and we look forward to hearing about your optimisation work.
@lfranklin, I've attached our array's historical production to show good and bad months. Our array is south facing.
@hughf, and the units are, correct me if I’m wrong, a lot cheaper and quicker to install.
@rickk54, let us know what the outcome is.
@rickk54, I'll see if I can get you answers on this. Will keep you posted.
Please post anything you come across that may be of interest to members here.
Latest Posts
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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 , 6 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...
By pash44pump , 6 hours ago
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RE: COP is not the only measure of efficiency
@jamespetts Interesting post, thanks. Here are my thou...
By GrahamF , 6 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...
By Lucia , 7 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 , 7 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 9 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 , 16 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.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 1 day 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 , 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
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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 , 3 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 , 3 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
