Last seen: Apr 16, 2025
@Toodles I've only had my 6kWp solar system for 7 months so I cannot compare. However, my best production ove the period you mention was 24.7kWh whi...
@andrewj Even using actual gas usage, it is necessary to make assumptions about the boiler efficiency and the proportion of gas used for DHW and cook...
Anyone here with an AI background? 😉 Plenty of data with which to develop an appropriate model.
Yes, that's another ball-ache coming so soon after my purchase of what will quickly become an obsolete system. In order to expand the storage capacit...
Sorry. Fat fingers 🤣 Not so with my GivEnergy All-In-One, unfortunately ☹️
@ Transparent While I appreciate the idea, I would imagine that that the availability of 4-phase ASHPs (compared to their single-phase siblings) may ...
Coincidentally, I had an introductory visit from a very reputable installer the morning and after a very quick look at my present system he suggested ...
@mikef Have you tried searching in these forums? Information about possible options in such situations has been posted here in the past. @transparen...
Greg Jackson in the Times again just yesterday promoting locational procing.....
@harriup Thanks for posting this link. I was trying to find the article again a few days ago. Using the 'standard' heat loss methods, a 12kW Vailla...
Here's mine from 6kWp split across 2 roofs. I have shadow from a chimney in the morning but not noticeable from the plot below (microinverters) ...
I've yet to acquire an ASHP. If my chosen installer were to propose one of the 'lower tier' brands I would now know not to be surprised of their exist...
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Latest Posts
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RE: ASHP Ecodan L9 error - No Heating but Hot Water
@phoenix15 I'm no plumber so please don't take this as ...
By dnagre , 10 minutes ago
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RE: help sizing rads based on room by room heat loss
The output of a rad is proportional to DT to the power ...
By JamesPa , 1 hour ago
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RE: Agile: average import cost vs other tariffs?
@toodles Thank you for sharing that. I note you have a...
By Old_Scientist , 2 hours ago
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RE: Is this normal? Click of the DHW returning to space heating
@grantmethestrength Oh sorry to hear that, there should...
By ASHP-BOBBA , 4 hours ago
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@ashp-bobba TBH the ladies are rather disorganised, so ...
By Cathyem1 , 5 hours ago
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The Rise and Fall of Europe’s Most Generous Green Subsidy
This story came to my attention thanks to Graham Hendra...
By Mars , 5 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
And for those of us without an automatic irrigation sys...
By Majordennisbloodnok , 5 hours ago
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RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's
From the Full SAP Report: Space heating requirements:...
By trebor12345 , 5 hours ago
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Logically, the lower frequency = more gentle, yes, but ...
By SUNandAIR , 9 hours ago
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I'm just trying to imagine this construction approach @...
By Transparent , 11 hours ago
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RE: Ideal Logic ASHP - change from 55°C to 35°C Heating?
Good point. I’ll keep my eye on the manifold temperatur...
By Tomdad , 12 hours ago
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RE: How hard and expensive would it be to change panel and add battery?
@transparent It is a setting that Octopus make via the ...
By Toodles , 12 hours ago
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RE: Performance of Heat Pumps in Mild Weather
@heatgeek The flow rate isnt controlled by Mitsub...
By RobS , 15 hours ago
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RE: Say hello and introduce yourself
I might put a couple of speakers in the ceiling if fund...
By Fingers , 1 day ago
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RE: Bathroom Radiator replacement
@rob-nezard can you please offer your professional advi...
By Mars , 1 day ago
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RE: Questions on my Hitachi Yutaki SCombi Heat Pump
OK, thats good and low. With low flow temperatures lik...
By JamesPa , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa “They are all equal but, some are more equal t...
By Toodles , 2 days ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
@cliffhanger Mine has a 'space heating off' setting! O...
By JamesPa , 2 days ago
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RE: Replacing Worcester oil boiler with an ASHP
Is this something you are thinking of doing? Or has thi...
By Cliff-Arnold , 3 days ago