Last seen: Jun 18, 2025
Hi there and welcome. 🙂 Growatt app is very clunky and sometimes misbehaves. OEM service support in the UK is non-existent from Growatt, but YouTube ...
Hi @mikefl, Grant don't normally connect anything to terminals 7&8 to enable the parameter, and rely on the external 3rd party tank temperature th...
Oh that's not good. The pressure is regulated in the Grant hot water tank, and it's a mains pressure unvented type system. The brass cap on the tank c...
Via contacts on LinkedIn. Yes, the same exposé 😉
No great surprise there. You get what you pay for... There were suspicions last summer:/p> A well-known UK stockist of Japanese made ASHPs by Chof...
Happy to prepare some words on the HIVE smart TRVs @editor. Spoiler alert - it won't be particularly complimentary. I've been less than impressed with...
Hi @harleecooper, you'll get some help here. But it may be well worth getting in an expert in renewable heating to look at the system set up and commi...
Refrigerant efficiency is quoted in absolute terms with reference to the refrigerant properties. There are many more variables that determine the over...
Welcome @biagg from a fellow Grant 10kW Aerona owner. The key with the Aerona is to have all radiators and thermostats constantly calling for heat a...
Great news @crimson on the primary flow. Get well soon in what hopefully is a warmer house. I need to research that LLH to see what internals could im...
All pipework on CH and DHW side in plant room that can get warm, flow and return, even expansion vessel connections, should be insulated. heat lost an...
Thanks @crimson, buried primary piping looks a proper product, probably Isoflow or similar. Good. Primary flow must be fixed #1 priority. Clean stra...
Latest Posts
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RE: Ecodan consuming 100kwh per day in new build!!!
@anca1808 I have just reviewed the whole thread. In s...
By JamesPa , 1 hour ago
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RE: Heating coming on when not required
I played with a max heating temp but there is a world o...
By JamesPa , 12 hours ago
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RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
By JamesPa , 12 hours ago
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RE: Heat pump solutions and/or installer recommendations for France
I’d travel to France for work if you were struggling wi...
By Damon Blakemore , 19 hours ago
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RE: 5 Star Service from Havenwise
That's always a danger with any new good idea, @morgan....
By Majordennisbloodnok , 1 day ago
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Have your say in the Renewable Heating Hub Awards
It’s time to celebrate the best (and call out the worst...
By Mars , 1 day ago
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RE: Mitsubishi cycling while on chilled water output
@iaack yes there's no denying that cold air sinks! I s...
By downfield , 2 days ago
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RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
By Sune , 2 days ago
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If you are thinking of heating on the immersion conside...
By JamesPa , 3 days ago
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RE: Surface mount or bury primaries for heat pump installation?
@tomasmcguinness, I think your best bet would be using ...
By Aventus Eco , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@toodles all depends on asking the right questions! And...
By Tim441 , 4 days ago
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RE: Commencing on an ASHP Installation Process
I received confirmation this morning that my Greener Ho...
By Sheriff Fatman , 4 days ago
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@jamespa Thanks for the advice - very helpful. I had al...
By abam48 , 5 days ago
