Last seen: Mar 23, 2025
@colin Insulation has been improved (still more to do), we've had 2 of 3 rads changed to K3s yesterday (last one on back order) and some check valve...
@colin Hi Colin looking at the frient monitor. If using with HA will I still need a compatible Zigbee hub? I have loads of hubs (philips hue, tado, am...
@alexelk Hi Alex, sorry to hear you're having problems too. In our case, I don't actually think it is the heat pump, but the house insulation, overall...
Just a brief update, following 10 months of discussion with the developer and the other third parties, some progress is now being made. Roof space in...
@yogabob this is still very much active thread as our developers continue to try to resolve the performance and efficiency issues. Our DHW heats up fo...
@colin what card are you using to display the usage?
@colin thank you!
Hi all, my smart meter connectivity issues now appear to have been resolved and I can see consumption at 30 minute intervals via the Bright app. Does...
@colin are you tempted to replace the glycol and see what difference it makes to the system performance and efficiency? Is there any data that indicat...
Thanks @coln. Will compare to mine when I have a minute. Has your system been setup using glycol or antifreeze valves? I heard glycol reduces efficien...
Hi @colin, challenges continue. Please can you post your DHW usage and yield charts for Aug/Sept/Oct from the Vaillant app? The DHW annual usage/yield...
@colin I only seem to have total usage (Cooling, DHW, Heating with Total Kwh, Total Yield for each) of the Vaillant kit rather than real time usage, a...
Latest Posts
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RE: Help with understanding my Mitsubishi Ecodan air source heat pump
@majordennisbloodnok, the same thought occurred to me, ...
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RE: Help me keep the faith with my air source heat pump installation
I agree with @mars. My install was not dissimilar. ...
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RE: Air Source Heat Pump - Side Alley Suitability
Thats probably fair enough. The degree-days calculatio...
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RE: ASHP Ecodan L9 error - No Heating but Hot Water
That’s interesting, but obviously concerning also…. Do ...
By SUNandAIR , 22 hours ago
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RE: In the middle of an ASHP installation - a few questions (and issues)
Thank you @robs - that very useful data. The issue wa...
By Transparent , 1 day ago
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RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's
@trebor12345 The Auto function is supposed to adapt au...
By Heatgeek , 2 days ago
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RE: The Great British Heat Pump Quiz
@allyfish thanks for the feedback and glad it was fun! ...
By Mars , 2 days ago
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RE: help sizing rads based on room by room heat loss
If its 1988W at DT 50, which is how most radiators are ...
By JamesPa , 2 days ago
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RE: Career change – entering the world of heating and heat pumps
@editor Mars, thank you. That's along the routes I was ...
By Lakey , 2 days ago
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@editor thanks Mars, it's a rare occasion I'm looking f...
By big_si , 3 days ago
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RE: Efficiency Concerns on newly installed Mitsubishi Ecodan 8.5kW
@ashp-bobba and @jamespa - thank you both for all your ...
By CBrenewable , 3 days ago
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Win one of five "Heat Pumps 101" Courses
Heat pumps are gaining traction in the UK, but between ...
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RE: Agile: average import cost vs other tariffs?
@toodles thanks for the analysis. I'll be really intere...
By Old_Scientist , 4 days 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 days ago
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@ashp-bobba TBH the ladies are rather disorganised, so ...
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RE: Solar Power Output – Let’s Compare Generation Figures
And for those of us without an automatic irrigation sys...
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Logically, the lower frequency = more gentle, yes, but ...
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