Last seen: Oct 1, 2025
There have been a few discussions dotted around (e.g. I think Urban Plumber had a video on YouTube) where the 8.4 kW is not accounting for defrosts, m...
@heatgeek an interesting eureka moment - would provide what certainly sounds like a plausible explanation for the pump arrangement. I will likely ...
@jamespa @heatgeek I'm unsure as to the exact pump in the outdoor unit, but under the impression it is PWM. Flow speed can be adjusted on the pane...
@heatgeek I think it's also worth chucking out into the conversation that there are different degrees of cycling. I have a 12 kW Vaillant, and at t...
@sicky and therein lies the greatest difficulty the simpler the spreadsheet the more assumptions it's making for you. It certainly sounds like you hav...
@benson certainly removes them as an option! Have sent them a carefully worded query so will see what I get back in writing ...
@benson @richard24738 was this flagged by directly contacting them? My policy is up for renewal and I was about to renew as I couldn't see any exclusi...
Turned the setting off on mine as couldn't find anything anywhere that explained what it did with respect to ASHP (only mentioned to do with gas boile...
@old_scientist I made the jump to cosy the other weekend after a few days of lousy solar and no sign of cheap (windy) rates on agile for the weekend i...
@johnmo I did consider asking if you had found overall heat demand / electric usage had increased when you had reduced the cycle time but increased ov...
@johnmo Once you have the heat meter readings going in then hopefully you should be able to get the fully interactive read out (same as the heatpumpm...
Forum Handle: Declan90 Manufacturer: Vaillant Model: Arotherm+ 12 kW Type: ASHP Arrangement: Mono (Double Fan) Area of Country: Leicesters...
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RE: Is it mad to think there should be a minimum SCOP for UK heat pump installs?
@jamespa, I don’t think that’s quite right. The regulat...
By Mars , 2 hours ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
It is… in theory. But after some rather painful convers...
By Mars , 2 hours ago
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@agentgeorge That’s a ittle too inscrotumable for me… T...
By Toodles , 3 hours ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
We’re really excited to be recording a landmark Homeown...
By Mars , 3 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Thx, but Sven did the hardware development. My role (as...
By Mosibi , 4 hours ago
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RE: Mitsubishi Ecodan R290 10kW performance
Are you using Havenwise for Hot Water? I have ...
By F1p , 4 hours ago
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RE: PV Panels on roof in Conservation Area
@majordennisbloodnok Fnaargh, I was thinking about try...
By colinc , 5 hours ago
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RE: Electricity price predictions
@jamespa Ah, you mean MPs that have not pro...
By Batpred , 6 hours ago
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RE: Buying large amp bidirectional RCD and RCBO
Exactly @transparent , this type of RCBOs are not easil...
By Batpred , 6 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - though I realise I am a Canute, I have an...
By cathodeRay , 6 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
And just when I think great they’re coming next week to...
By Crimson , 9 hours ago
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RE: Very Much Awake – Renewing the Heating Industry One Step at a Time
I feel that that attitude shared by Aadil from Heat Gee...
By Toodles , 10 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
and we have some of the strongest tidal flows anywhere ...
By Old_Scientist , 12 hours ago
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RE: Radiator Sizing Dilemma: Vertical vs Type 33 for Low-Temperature Heat Pump Systems
This looks OK. Overall you have roughly the right amoun...
By Old_Scientist , 13 hours ago
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
I'm not familiar with Hive thermostats/controllers, but...
By Old_Scientist , 13 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa mine seems changing albeit not by much, 3.21, ...
By AdamK , 1 day ago
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@majordennisbloodnok The migration hasn't started in th...
By HCas , 1 day ago
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RE: One room is colder than the rest of the house
@jamespa thanks for all the advice. Just so you know, ...
By AndrewJ , 1 day ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
My MMI is in the loft but I checked the pump flow rate ...
By RadWhisperer , 1 day ago


