Last seen: Oct 24, 2025
@jords it sounds as though you have been having a frustrating time. I had some similar experiences. Here are a few pointers: All installers have...
@downfield it is curious that you are reporting quite positively about EPC Improvements. @drei has been alleging serious problems with their installa...
We have a Grant Aerona 290 15.5kW heat pump with their new Smart Controller. The controller, econet24 app and web site are all pretty good. The m...
@kenbone thanks for this input. It sounds like a better approach. Please could you tell me the model of heat pump you are using and point me to the ...
@jamespa unlike some systems, the Grant Aerona does have the ability to install a firmware upgrade. The Grant support engineer told me that they are ...
@grantmethestrength In winter, one would hope that the heat pump compressor is running continuously, so then the water pump must be running all the ...
This church project has more in common with a commercial building than a home. Maybe an obvious point, but it is important to consider how quickly...
@jamespa I tried both settings. Pump blockade definitely controls the whether its internal water pump stops when the compressor stops. The energy...
@iaack I could still use weather compensation to control the flow temperature, even with Pump Blockade = Yes, but the room thermostat in the Grant Aer...
@dgclimatecontrol just to clarify, the water pump is inside the heat pump. It is controlled by the Grant Smart Controller that also contains a thermo...
Yes that is a very fair point. I was thinking of the situation where you really need a 10kW heat pump, but install a 12kW or 16kW. Other items could...
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@transparent, worth mentioning that my solar setup is a...
By Majordennisbloodnok , 3 minutes ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
As I understand the situation, Elmhurst Energy trains e...
By Transparent , 1 hour ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
Not sure about the warranty, but they are purchased sep...
By downfield , 2 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
OK thats cheap, the commercial price seems to be £400 p...
By JamesPa , 2 hours ago
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RE: Solar inverters - where does the energy go when clipping?
I think I must query the sources on which Greenmatch ha...
By Transparent , 5 hours ago
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RE: Replacing knackered oil boiler with Samsung ASHP - Perthshire
This is how I run my Samsung 12kW ASHP with a 3rd party...
By Old_Scientist , 7 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
@cathoderay thanks- yes will keep an eye out for the de...
By benson , 21 hours ago
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RE: Renewables & Heat Pumps in the News
Hoping so as well! I am no specialist. The language use...
By Batpred , 21 hours ago
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Do you need the DHW tank as high as 50°C @egp01 ? Ha...
By Transparent , 23 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@old_scientist Just to say that during our retrofit, we...
By Toodles , 23 hours ago
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RE: Daikin Altherma 3M ASHP and British Gas Hive Home
We have a Daikin EDLA08 8kW monobloc (DHW is handled se...
By Toodles , 24 hours ago
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@old_scientist @jamespa So this was last nights DHW r...
By bontwoody , 1 day ago
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@springswood we install these nationwide and I have the...
By dgclimatecontrol , 1 day ago
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RE: DESNZ doing a survey which asks the right questions!
Fair comment. I have a feeling that ratings more gen...
By JamesPa , 1 day ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
@jancold Not a plumber but I believe that i...
By RadWhisperer , 1 day ago
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Thanks! My consumer unit collection is ready with the W...
By Batpred , 1 day ago
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RE: Designing my house system with a mix of air to air and air to water
@jamespa Cheers James, it's great reading. In quite a f...
By pipebaron , 2 days ago
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RE: PV Panels on roof in Conservation Area
If there is any way you can determine daily oil consump...
By JamesPa , 2 days ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
attached is prelagged in case indicates anything. &nb...
By Crimson , 2 days ago


