Last seen: Oct 15, 2025
@pirate-rich Keen to hear a bit more about the erroneous COP figures. I assume you mean the stated heat outputs are wrong. The electricity delivered s...
@jamespa The mechanical engineer in me wants to attempt to answer. But after decades in finance and management consulting, unfortunately I am incapabl...
@jamespa This is a 4 port buffer tank.
When I asked during the design phase, I was told this is to do with defrost cycles. We have achieved a good SCOP so far and are very happy with the pe...
@bontwoody Maybe one for @editor to consider whether a second hand battery shop on the forum might be worth it! Jokes apart, totally with you on the...
@bontwoody Totally agree. Even without a heat pump, if a 5 kWh battery helps storing the PV power generated during the daytime in spring, summer and a...
For our set-up, Octopus GO has been the best option from March to October. But, from November to February, Cosy is likely to be the better option, as ...
@old_scientist Cosy is a really good tariff for heat pump owners. The ability to run hot water during the 1 pm.to 4 pm period when the outdoor tempera...
@old_scientist With a 7.2 kWp south facing array, you should be generating enough during winter months as well. I am definitely jealous as our winter ...
Watching Gary Does Solar’s latest YouTube video on the future of export tariffs got me thinking about how I would adapt if Octopus were to drop the ex...
@toodles Few days in the year when I wish we had gone for an A2A heat pump than the current A2W system!
@toodles I have noticed that on some.days it takes a while to update the costs on the Octopus energy usage page or in the app. If not, I would be keen...
Latest Posts
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So my plans when installing the 8kw solis and 16kwh sep...
By Batpred , 17 minutes ago
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RE: Electricity price predictions
I forgot to comment on the government referring to Sili...
By Batpred , 2 hours ago
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RE: Options on flushing my system
@editor Yeah I watched the episode and am probably goin...
By Grantmethestrength , 3 hours ago
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RE: Rate the quality of your heat pump design and installation
@bimbleuk good to hear a good install story!
By Grantmethestrength , 3 hours ago
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RE: Help me keep the faith with my air source heat pump installation
If you screw them right down yes, but not if you don't....
By JamesPa , 5 hours ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
@toodles Useful reply and because Heat Geek mentioned i...
By bimbleuk , 7 hours ago
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RE: How good is the app support for your heat pump?
Yes. Personally I would only use a heating control app ...
By Batpred , 7 hours ago
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RE: Replacing knackered oil boiler with Samsung ASHP - Perthshire
The Legionella disinfection is done by the immersion he...
By Mike H , 8 hours ago
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RE: Renewables & Heat Pumps in the News
@transparent Yup, should have been better to say, wh...
By Batpred , 8 hours ago
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RE: Forum updates, announcements & issues
@editor Hardly worth taking up the memory space for a p...
By Toodles , 8 hours ago
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
@bubuontheweb Very useful to know, and I can feel th...
By Batpred , 9 hours ago
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RE: How to add a new topic to the forums & unsubscribe from forum email notifications
@old_scientist, that doesn't exist presently... I will ...
By Mars , 9 hours ago
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When will fusion be producing energy?
We got on a sidetrack elsewhere but best to create it h...
By Batpred , 10 hours ago
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RE: Rodents! A word of warning for heat pump owners
Useful and timely reminder!
By Tim441 , 11 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@lucia, I appreciate the feedback, and we’ve received a...
By Mars , 16 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
I hope out of all of this that I can run the system at ...
By Crimson , 16 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Daikin Altherma 3M - 4kW (R32 2022 Release) (EDLA04E2V3...
By bimbleuk , 17 hours ago
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power
The Grant Aerona3 external volumisers are insulated uni...
By Grantmethestrength , 1 day ago
