Last seen: Jul 2, 2025
an update now the weather is much colder and we lost the concept of solar gain months back. We gradually had to increase the curve to 0.65 to compensa...
@johnnyb that’s very interesting to read!
On this forum with advanced monitoring available a Mitsubishi user whose pump was oversized recommended the cloud based auto-adaptation function to im...
I agreed with your approach on the other thread and so pulling out the general case is a better way of capturing it.
I feel the best first question after establishing that a heat pump is over-sized (even massively so say 3x) is does that affect efficiency? John Can...
it’s much more efficient to run a heat pump continuously but for everyone in the end it’s about money. So if you were able to run only on the cosy che...
@iraknic have you established that you can hear your system? Ours is very much quieter than the old gas fired boiler, no radiator creaking for example...
@sicky I can’t separate out the garage EWI easily since it was part of a bigger job. The insulation was 70mm which is about what you need for building...
@boycey The only added wrinkle for your flat is that 5kW is a lot for a 2bed flat so your pump perhaps could be on for less time. UFH often has a “lon...
@sicky our garage was made into a warm room using external insulation and its usual to use a system, primer, glue, fixings, board, render. Ours happen...
Perhaps you should sort out /have someone else sort out your system and then you’ll will know what matters. I know several posters here have told you ...
I spotted our value ages ago buried deep in a document/menu but now can’t re-find it! It will be the same 4C as JamesPa’s value, assuming it’s the d...
Latest Posts
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RE: Who's your electricity provider and what's your tariff?
@old_scientist I found the switching between tariff jus...
By Toodles , 4 hours ago
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RE: Plug and play solar. Thoughts?
Have a read of my previous posts on so-called Balcony S...
By Lucia , 7 hours ago
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@editor @bart Hi, I can see a few problems with your in...
By Brendon Uys , 10 hours ago
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RE: Ecodan consuming 100kwh per day in new build!!!
Well at least that solves the mystery of where the exce...
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
"To tell you the truth, I don't know if HAL is homicida...
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RE: Location of hot water isolation valve on cylinder
@rossowheels if you isolate the water supply in it will...
By ASHP-BOBBA , 1 day ago
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The Importance of Radiator Balancing for Efficient Heating: Introducing the Flow Regulating Valve
It’s fascinating to watch how low-temperature heating i...
By Mars , 2 days ago
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RE: Servicing Hitachi HP in rural Somerset
I'd give GreenGenUK a call or email them: sales@greenge...
By Mars , 2 days 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 , 2 days ago
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RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
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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...
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RE: 5 Star Service from Havenwise
That's always a danger with any new good idea, @morgan....
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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...
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RE: Mitsubishi cycling while on chilled water output
@iaack yes there's no denying that cold air sinks! I s...
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RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
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