Last seen: Oct 4, 2025
@old_scientist my Daikin ran for nearly 2 years following the cat-astrophic refrigerant leak, but with no error code. Once I'd persuaded the installer...
An update on the Heatsava. It is the most difficult thing to clean. I had to get a strong bloke to remove the heat cell, couldn’t get all the crud out...
Sadly my heat pump is a split system so I assume I need an F gas licenced engineer, or at least F gas licenced company, to service it, and they seem t...
This is very interesting - I have just had my ASHP split system serviced today by Daikin (actually an agent of theirs). I know the guy took photos of ...
Thanks @saenergy - I don't suppose the customer would be shown these calculations. I should change my name to PV-newbie 😀
Update ! I have had an Envirovent Heatsava installed. It seemed noisy at first but now we’re used to it. It’s on all the time, uses only 20 W, it ramp...
Hi Mars I did remove that little shed altogether. There are two gates enclosing the triangular shaped yard and I always leave the inner gate open to...
This is an excellent find ! I was on that EoH trial and I'm just trying to determine how much battery and pv to install. Thanks @allyfish
I had a "whole house survey" done as part of the BEIS EoH trial, which included an EPC rating. My bungalow (which had a G rated ie inefficient gas p...
@west this sounds like you're referring to something much bigger than a single room unit .
I've also found the Envirovent heatSava which I like. Does anyone have experience of this ?
Latest Posts
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
I was thinking about this a bit. It's probably not a p...
By AndrewJ , 24 minutes ago
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RE: Electricity price predictions
@transparent This will be interesting. I would have...
By TechnoGeek , 28 minutes ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@jamespa Yes, the OAT sensor is situated on the back pa...
By Toodles , 1 hour ago
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RE: DHW heat loss through pumps.
Ah, you have a water circulation loop, (like in hotels)...
By JamesPa , 1 hour ago
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RE: Ecodan ASHP Low COP and Unstable Compressor Frequency
Just to clarify, returning water from UFH is colder tha...
By lukewarmbath , 2 hours ago
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RE: 10kw heat pump run in 24*7 data?
A different heat pump (Midea 14kW) but a stark reminder...
By cathodeRay , 2 hours ago
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From what I see, the work to upgrade the cable, etc all...
By Batpred , 2 hours ago
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RE: Confusion over Octopus Tariffs
That's sounds great. I have no ASHP, but 15kwh storage....
By Batpred , 3 hours ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
Locked environments are difficult to manage, it also me...
By Batpred , 3 hours ago
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RE: Do Heat Pumps need to start up at Full Power?
@steelbadger Attached is the plot for various parameter...
By Toodles , 7 hours ago
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RE: Has anyone seen this problem before? Huge anticycling times
Hi all, I had a 15kw installed 3 weeks ago. The past we...
By jamesh , 8 hours ago
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Adia Therma - 'autopilot for heat pumps'
Thought I'd pop this one in here as the Adia proposal a...
By seatonian , 22 hours ago
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RE: Mitsubishi Ecodan R290 10kW performance
Don't know answer to final question. Your contract p...
By JamesPa , 22 hours ago
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RE: New Fogstar 15.5kWh upright solution
Ah, it seems PACE BMS are easy to source on AliExpress,...
By Batpred , 23 hours ago
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RE: Vaillant water pressure gauge vs Analogue gauge
@jamespa Agreed I don't feel concerned about this, espe...
By jeegnesh , 1 day ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
@toodles Yep, and it is not even a sticking plaster ...
By Jeff , 1 day ago
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RE: Renewables & Heat Pumps in the News
I agree, imperfect systems like voting for politicians ...
By Batpred , 1 day ago
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RE: Gov wants to alter our FIT contracts from rpi to cpi
The consultation is just part of the normal process for...
By Jeff , 1 day ago
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@transparent @old_scientist Quick update, I submitted...
By Batpred , 2 days ago
