Last seen: Dec 3, 2023
Why must it? Heat loss is proportional to the difference between indoor and outdoor temperatures. Heat loss Q depends on the thermal transmission va...
I voted "generally good" although it would have been "very pleased" were it not for a fault on the indoor unit which can't be blamed on the installer ...
Is that actually true though? See the other thread entitled "heat pump myths". The cooler a house is at any given time, the less heat it is losing to ...
I'm confused, aren't the room stats supposed to be turning the flow on and off, while the weather compensation controls how hot the flow is? It seem...
The other variable, which applies to me and I suspect quite a few other people, is variable electricity tariffs. My energy costs about 33% less overni...
I believe that is actually a COP of 3. The energy yield is the excess heat generated, on top of the electricity used. So you have produced (222+444) o...
My outdoor unit had similar damage to the fins - it looks like it's only very small areas and ours was similar - the bottom corner had obviously been ...
The room thermostat controls when the UFH calls for heat, and the weather compensation controls the flow temperature that the heat pump delivers. Is t...
I'm trying to work out the best way to run my ASHP with Economy 7. Our cheap tariff runs from 11.30pm to 6.30am. At the moment I have the thermostat s...
I would also add that having checked out the Bulb tariff for non Economy 7, the rate is only slightly lower than my existing tariff (34.2258p versus 3...
Hello, I posted this in the welcome thread so I wasn’t expecting to get my own thread 😀 Some more info: Electricity rates: night 23.9p, day 36.8p...
Latest Posts
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RE: Mitsubishi cycling while on chilled water output
Thanks - I will try this when the loft temp goes down a...
By downfield , 5 minutes ago
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RE: Commencing on an ASHP Installation Process
A system like that seems susceptible to significant amo...
By Majordennisbloodnok , 3 hours ago
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@jamespa Thanks for the advice - very helpful. I had al...
By abam48 , 23 hours ago
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RE: Weather compensated secondary circuits with Biomass
Hi @andycoo we do an LK 110 standalone weather compensa...
By Sune , 24 hours ago
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RE: Adding battery storage to SolarEdge PV system
@chandykris No need to apologise at all! I forgot to ad...
By Toodles , 2 days ago
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RE: Say hello and introduce yourself
Yes please do Suggesting a loss in the region...
By JamesPa , 2 days ago
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RE: Surface mount or bury primaries for heat pump installation?
Can we have some links to those you're considering plea...
By Transparent , 2 days ago
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As I have reported elsewhere we turned on the cooling o...
By downfield , 3 days ago
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@hughf, I think we’ll organise an RHH session at Instal...
By Mars , 3 days ago
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@el3b Hi, sorry to hear that, it is advisable to instal...
By ASHP-BOBBA , 4 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn Out of intrigue, the thread reads as though Ai...
By Sheriff Fatman , 4 days ago
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
@m1kegibson If you are able to access the service me...
By HarriUp , 4 days ago
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RE: When will heat pumps and install prices come down?
... which of course is impossible because the world mov...
By JamesPa , 4 days ago
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RE: Battery storage to run Heat Pump.
I would be surprised if the battery chemistry is going ...
By Transparent , 5 days ago
