
Last seen: Sep 9, 2025
My Octopus surveyor said the cosy 6 was intended for smaller houses but because of the R290 restrictions it is very difficult to find a space for it. ...
@johnmo Thanks, yes I have that cheat sheet and was a bit surprised it was higher than expected. Maybe I should start the Heatpunk project again. Stil...
@johnmo I revisited the Heatpunk project which I did back in May and put in the data for the floor and ceilings which I had not done and revised the h...
@johnmo We have cavity insulation double glazing and loft is mostly well insulated, all except a walkway down the middle. Also the chimney stacks have...
@ash2020 Andrew, I have a 80M2 1926 three bed semi in East Devon on the coast and have had a quote from British Gas of £4100 and an Octopus one of £23...
Hi Andrew, I believe we may have chatted about Katie McCabe back in 2021. My handle is Crispspark on Grey arrows. I am working toward an ASHP and wait...
Well this has all been surprisingly stressful so I'm going to take a week out and go to Plymouth and back via some interesting stopovers. If all goes ...
So now UltimateRenewables have found an installer for me so it will be interesting to see what they come up with but it will be a couple of weeks.
@johnmo Thanks when they get back to me I will ask them for the justification for the volumiser. It is so good that we cannot trust these er mcs exper...
@toodles When I went to ultimateRenewables he tried to demonstrate the quietness but it would not start saying the temp was too high initially however...
@toodles Thank you, I have a similar system controlled by a timeswitch, mine is only 100W but running 24hrs is a fair bit of electricity hence now tim...
@bontwoody re immersion in summer, his other point was at temperatures like today the heatpump will not start but are there not settings to allow for ...
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RE: Midea ASHP – how to set weather compensation
Yes, one outside in a sheltered place (mine was in a co...
By cathodeRay , 34 minutes 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 , 44 minutes ago
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RE: COP is not the only measure of efficiency
I am a little sceptical of this, not least because, in ...
By jamespetts , 2 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 , 2 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 , 4 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
I have automated this decision. I have a heat pump with...
By jamespetts , 12 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 , 13 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 , 13 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 , 14 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 , 18 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 , 19 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 22 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 22 hours 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 , 23 hours 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