Last seen: Dec 19, 2025
I’ve just come across this YouTube story about heatpump installation. I thought it was appropriate to this thread esp regarding sizing. The customer e...
Much of what you say is about the specifying side and I’m sure you’re aware the installation and commissioning side also has its problems. MCS does...
I am sure you can now see that it would not be easy to train every building regulations officer into the Myriad complexities of heat pumps. To have th...
You appear to have reinterpreted my post above! My reference to planning clearly describes a “planning authority” and “planning process”. Whereas you...
@jamespa Not implying anything just trying to understand your surroundings a bit better. What you’ve said confirms there’s nothing else preventing you...
Have you been told that you cannot have a heat pump in your property location for some reason? Does your property and outside space meet the Permitted...
I think @jamespa stated his home is a listed building…. Without knowing the nature of the listing it’s unclear how protected the house and location is...
This is good to hear your installer is working well and trials are being rewarded with new insights. The slower pump speed in the secondary (closed l...
In search of the Goldilocks heat pump- not too big and not too small may be easily achieved when the right information is on hand. In an earlier post ...
Phil, don’t you think the industry has already been doing the easy stuff and for long enough already? This energy/carbon transition, we are lead to be...
@iancalderbank There’s no need to apologise Ian, I’m an Industrial Designer so I’m used to having to find out about technical matters outside my sp...
@derek-m I think your last reply has already answered my query, and thanks for the reply.... It was about the flow meter accuracy if measured in a s...
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
TRV heads do indeed close completely once room temp is ...
By JamesPa , 3 hours ago
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RE: Ecodan unable to hit legionella target temp - what's the consensus?
UPDATE: Thanks everyone who commened with suggestions h...
By 9jwr9 , 3 hours ago
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RE: ASHP sizing - value of Heat Transfer Coefficient
@toodles Hi, my friend recently made a video about heat...
By HeatPumpMe , 1 day ago
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How long will your energy contract last?
Some heat pump tariffs don’t run as long as a heat pu...
By Toodles , 2 days ago
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@morgan They are unsupervised these days, can’t get the...
By Toodles , 2 days ago
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RE: Setback savings - fact or fiction?
Exactly. We only need to compare conditions, to decide ...
By cathodeRay , 3 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I found because I have very low heat loss I can set bac...
By RadWhisperer , 3 days ago
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RE: Need Help Optimising My Rushed ECO4 Install: 12kW Bosch Heat Pump
Welcome @mickamills We too have an oversized 12kW Sa...
By Old_Scientist , 4 days ago
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RE: My Powerwall 3 Consumes 3-4 kWh/Day in Self-Consumption: Is This Normal?
@caron I can confirm that the power usage of the PW3 is...
By Old_Scientist , 4 days ago
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RE: Speedcomfort radiator fans
Thats true, but having tried (and succeeded) in constru...
By JamesPa , 4 days ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
@bash brilliant, thanks for the feedback
By energy9165 , 4 days ago
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RE: Heat Pump Heats the House… But It’s Not Cosy. Emitter Changes or System Tweak?
@alastair There I was, feeling grumpy, he said “Cheer u...
By Toodles , 4 days ago
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RE: Grant Aerona: Is there a setting to keep the 2-port valve open during pump blockade
Depends on OAT. Mine cycles at OAT>10 and of course...
By JamesPa , 4 days ago
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RE: New Fogstar 15.5kWh upright solution
@transparent My conclusion is as you have noted, tha...
By Bash , 4 days ago
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RE: Mitsubishi Ecodan R290 10kW performance
And to you too. Wishing you a very enjoyable festive s...
By Sheriff Fatman , 4 days ago
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RE: External pipework insulation
They do? But that isn't apparent from the photos we'r...
By Transparent , 4 days ago
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RE: Say hello and introduce yourself
@velcro welcome to the forums. Please feel free start a...
By Mars , 5 days ago
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Daikin EDLA11D3V3 DHW Settings
I have a newly installed EDLA11D3V3 which I'm still get...
By Velcro , 5 days ago

