Last seen: Oct 24, 2025
@editor Freezing fog seems to be an ASHP's nemesis. When similar weather is forecast I'll pop downstairs, light the log burner first thing and switch ...
Hi Emma, check what your house thermostat is doing set at 16/17degC. Is it switching the ASHP on and off continuously? If it is that's a very ineffici...
@knukes Hi, thanks for sharing. The Grant weather compensation parameters are quite straight forward to adjust once you get into the settings in the l...
Hi Chris, there's some fantastically experienced and knowledgeable ASHP people here, you've come to a good place for help. As others have said, based ...
@editor Yes, both by Thrift Energy
I don't think you're that far wide of the mark Mars in your estimate. 7/10 'could do better' would be my honest appraisal. ASHP: tidily installed wo...
@derek-m Hi Derek, the primary pump is the one in the ASHP, which for the Grant Aerona range is a fixed pump curve device. It's for exactly this reaso...
@derek-m, correct, the digital thermometers from Amazon Kev gave a link to. Nifty little things. Cost £11 or so on Amazon Prime for 4. The low loss he...
@kev-m Hi Kev, great minds. I've just fitted 4 of these to my newly installed system either side of the low loss header/volumiser, to read the primary...
@hughf The HIVE was by the installer, not Grant. It works for me as I can zone various rooms in the house on smart TRVs to boost temperatures to suit ...
@derek-m Yes. 50degC to 30degC heating water supply temperature depending on outdoor temperature. Weather compensation active from 20degC to -4degC. ...
Latest Posts
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Apologies as my post clearly interrupted this flow. Whe...
By Batpred , 12 minutes ago
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RE: One room is colder than the rest of the house
I would personally be sceptical about reaching any conc...
By JamesPa , 22 minutes ago
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@davidalgarve So Air-to-Air talks a different version o...
By F1p , 32 minutes ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
If you paid for any of the assessments try asking for t...
By JamesPa , 2 hours ago
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@drei Thats a nice designer radiator which it would ...
By JamesPa , 2 hours ago
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I've created a separate post here, wondering about radi...
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Mitsubishi Ecodan R290 10kW performance
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@ecoste, @walnut-tree-cottage these are both great piec...
By JamesPa , 4 hours ago
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RE: New build installation query
That suggests to me that you have loss of heat in the p...
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RE: Solar inverters - where does the energy go when clipping?
You will, of course, check the dimensions and weight be...
By Transparent , 8 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - there may be other ways you can improve t...
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RE: What should we do with our Aga?
@annahickson We had a similar dilemma with our oil-fire...
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
17l/min is enough for only 6kW at 5C DT, not surprising...
By JamesPa , 12 hours ago
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@bontwoody The extra battery capacity is the solution f...
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RE: End of Summer Time Reminder to Ecodan owners
As I understand it....ha....Melcoud will over ride any ...
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Finding flow temp data from Samsung 16kw HP
Hello, I have a Samsung MIM-E03 16kwh heat pump, and ...
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RE: Faulty Clivet heat pump out of the box
We would never win these projects as we spend 1 whole d...
By ASHP-BOBBA , 23 hours ago
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RE: Ecodan Melcloud Temperature Change
@gruff2001 - if set on WC, the app is only communicatin...
By ASHP-BOBBA , 23 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@toodles indeed. the question of proof will only get ...
By Tim441 , 1 day ago
