Last seen: Feb 19, 2026
East/West split is actually quite favourable these days, as PV payback is all about replacing self use now, rather than the FIT (which doesn't exist a...
@geo3geo That graph I did is in excel (I think version 2006), using the best fit line it has built in. You can select linear / polynomial / lots o...
Attached below is a link to more detail on our gshp system. It's over at buildhub - the first post there has a 3MB pdf where I left the details of wh...
I'm glad you asked! It is very low, but it does work for us. The heatpump is diy - I guess I started building it with cheap parts for interest, thin...
It's worth having a go at calculating your expected daily electricity use. Everybody is different, but I hazard a guess that the national average is a...
My understanding is that manufacturers overstate their refrigerant benefits, generally suggesting they have the higher efficiency. There are so many ...
My EPC experience was pretty poor. Over the years I’ve made loads of home insulation improvements - and I pointed them out to sap guy, who was to be ...
While you could defrost without using energy, it’s difficult. You could vibrate the coils, and get ice to fall off intact. I’ve seen an ashp designe...
@iancalderbank I soldered on small diameter copper pipes onto the pipes feeding into and out of the heatpump, both house side, so they both just ha...
I know of several people who have had A2A installed by a contractor - there was no planning or MCS involved, the contractor is f-gas qualified, and ju...
I installed a gshp myself, partly because it completely avoided all this noise stuff as it's effectively silent - it's basically a regular fridge comp...
I did consider an off grid type system - it's simpler in a way, no need to ask permission if all you do is take power from the grid. And it does have...
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RE: Electricity price predictions
@toodles @skd Then there is not going to be much from t...
By ChandyKris , 18 minutes ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
@batpred I reckon Andy might know a thing or 2 about...
By Bash , 46 minutes ago
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RE: What determines the SOC of a battery?
@batpred Ironically you didn't have anything good to...
By Bash , 2 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Here’s a current graph showing a bit more info. The set...
By benson , 2 hours ago
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RE: Setback savings - fact or fiction?
True there is a variation but importantly it's understa...
By RobS , 2 hours ago
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Below is a better quality image. Does that contain all ...
By trebor12345 , 2 hours ago
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Sorry to bounce your thread. To put to bed some concern...
By L8Again , 2 hours ago
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@painter26 — they (the analogue gauges) are subtly diff...
By cathodeRay , 3 hours ago
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RE: Humidity, or lack thereof... is my heat pump making rooms drier?
@majordennisbloodnok I’m glad I posted this. There see...
By AndrewJ , 4 hours ago
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Our Experience installing a heat pump into a Grade 2 Listed stone house
First want to thank everybody who has contributed to th...
By Travellingwave , 7 hours ago
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RE: Struggling to get CoP above 3 with 6 kw Ecodan ASHP
Welcome to the forums.I assume that you're getting the ...
By Sheriff Fatman , 10 hours ago
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RE: Say hello and introduce yourself
@editor @kev1964-irl This discussion might be best had ...
By GC61 , 11 hours ago
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RE: Oversized 10.5kW Grant Aerona Heat Pump on Microbore Pipes and Undersized Rads
@uknick TBH if I were taking the floor up ...
By JamesPa , 1 day ago
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RE: Getting ready for export with a BESS
I would have not got it if it was that tight
By Batpred , 1 day ago
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RE: Need help maximising COP of 3.5kW Valiant Aerotherm heat pump
@judith thanks Judith. Confirmation appreciated. The ...
By DavidB , 1 day ago
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RE: Recommended home battery inverters + regulatory matters - help requested
That makes sense. I thought better to comment in this t...
By Batpred , 1 day ago
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Bosch CS5800i 7kW replacing Greenstar Junior 28i
My heat pump journey began a couple of years ago when I...
By Slartibartfast , 1 day ago
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RE: How to control DHW with Honeywell EvoHome on Trianco ActiveAir 5 kW ASHP
The last photo is defrost for sure (or cooling, but pre...
By JamesPa , 1 day ago
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RE: Plug and play solar. Thoughts?
Essentially, this just needed legislation. In Germany t...
By Batpred , 1 day ago
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RE: A Smarter Smart Controller from Homely?
@toodles Intentional opening of any warranty “can of wo...
By Papahuhu , 1 day ago
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RE: Safety update; RCBOs supplying inverters or storage batteries
Thanks @transparent Thankyou for your advic...
By Bash , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: Odd_LionManufacturer: SamsungModel: Samsu...
By Odd_Lion , 1 day ago
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RE: Configuring third party dongle for Ecodan local control
Well, it was mentioned before in the early pos...
By F1p , 2 days ago


