Last seen: Jan 26, 2023
I opened the valves on the actuators (white valves in the picture). This was to have an open system for the pump to heat the whole house at once. Orig...
Is there any reason to believe changing the delta T to 3 when it's milder outside is detrimental? I guess the trade off is possibly a circulation pump...
Yes it might be this asas I have never seen the pump go below 10l/min, which for a delta T of 5 that means 3.5kW. But then I do not understand why I c...
Does this mean that a smaller, 9kW heat pump can avoid cycling simply because it is "allowed" to have lower flow rates? If mine cannot go, say, below ...
Thank you for your explanation, I will need to think about this. Because I am still struggling to understand this point. Why would an oversized heat p...
Ah, that's what I feared. Why did they have a clearly oversized heat pump installed? That sounds counterintuitive as more costly to run. But wha...
@derek-m 3-bed semi detached, about 100 square metres. The MCS document says something like "Room specific heat loss 40-60W/m2" which I have no idea w...
Latest Posts
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Which is logical, albeit 30l is a bit small. The manu...
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RE: New Fogstar 15.5kWh upright solution
Fair enough. I am not aware how this Solis (2in @tra...
By Batpred , 20 minutes ago
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RE: Isolating the system for a planned power cut
Insurance helps and when adding high powered devices li...
By Batpred , 1 hour ago
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RE: Odd noise in our Ideal Logic ASHP
These are well respected pumps so far as I know. Onl...
By JamesPa , 3 hours ago
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RE: Should Our Water Circulation Pump Be Configured to Run All The Time?
Noted The Vaillant doesn't either, other than with a ...
By JamesPa , 5 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
Is there a lookup facility to see your limit, or is it ...
By DREI , 7 hours ago
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RE: Electricity price predictions
Without getting too much into politics, given that the ...
By Batpred , 7 hours ago
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UK Consumer Law Reality Check (for anyone dealing with ...
By DREI , 7 hours ago
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@dgclimatecontrol Thanks... this was resolved back in M...
By Sandman1600 , 8 hours ago
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RE: Help me keep the faith with my air source heat pump installation
That's the problem with the UK, in comparison with Amer...
By DREI , 8 hours ago
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Electrical is the only way forward.. But until we get...
By Batpred , 8 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Manufacturer: Panasonic Model: WH-WXG12ME8 Type: AS...
By Andy-e , 8 hours ago
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In our installation, we actually have an LLH but any di...
By Toodles , 9 hours ago
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RE: Large heat pump options for church building
This church project has more in common with a commercia...
By GrahamF , 9 hours ago
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RE: How good is the app support for your heat pump?
It looks quite interesting and, like you, I'd only want...
By Sheriff Fatman , 9 hours ago
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RE: External wall insulation - your experience
So our house is in SE England. We mainly had mixed w...
By Batpred , 19 hours ago
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RE: 5 Star Service from Havenwise
@majordennisbloodnok and @benson Good suggestion! We'll...
By HCas , 20 hours ago
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This is an important and relevant topic of discussion i...
By wully , 21 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - pull the data from the data loggers and s...
By cathodeRay , 23 hours ago
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RE: Pump and Esbe mixing valve for UFH
So my next question is about calculating pressure loss ...
By AndyCoo , 1 day ago
