Last seen: Jan 8, 2025
@majordennisbloodnok Exactly - You put this much better than I could. The question of trust is a good one - how does a customer know that a supplier...
I bought a more basic spec car model with 15in tyres rather than the next spec up with 16in tyres because the 15in tyres were almost half the price wh...
@editor Absolutely no way would I entertain something like that. I’d want a detailed breakdown of the proposed system, heat loss calcs and proposed ra...
@heacol Exactly! I did some outline heat loss calculations based on what I know of the property I am buying and over 40% of the heat loss is due to ve...
@heacol Very interesting. I could see that being extremely useful as full MVHR is just not practical without massive disruption.
@heacol Hi Brendan, are there any more flexible versions of those Blauberg extractors? The house I am buying has ceiling-mounted extractors in the bat...
I’m surprised that a 3degC-plus loss in a main heat exchanger is acceptable. It seems crazy to have that when there is so little spare capacity in mos...
@bridgetjohn Oh dear. I’m surprised that the installer didn’t convert to a 2-pipe system as a routine measure, the 1-pipe systems date back to the ear...
@bridgetjohn Do you mean single- pipe like the link:/p> Like that?
Sorry if it’s an obvious question, but how is the HP sensing the room temperature to compare against demand? Is there a Midea controller with temperat...
Should be an interesting journey. I sold my 1930s semi in Cambridge last summer to move to Norfolk. The main problem with the 1930s house was the so...
The interesting and puzzling thing from reading the thread is that the system can’t reach design temperature at 3degC ambient. Even if the 14kW unit i...
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Mmm. I have a service package with Mitsubishi which is...
By Abernyte , 26 minutes ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
I couldn't agree more with this. Whilst I still have a...
By JamesPa , 31 minutes ago
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RE: Who’s Caved and Switched the Heating On Already?
Central heating still switched off and will be until Oc...
By AllyFish , 1 hour ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Please read to the very end of this post, I shift my po...
By JamesPa , 2 hours ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 2 hours ago
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RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 16 hours ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 18 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 19 hours ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 1 day ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 2 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 2 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 2 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 2 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 2 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 2 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 3 days ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 3 days ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 3 days ago