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Last seen: May 14, 2026
I suspect part of the problem is that in some areas, particularly energy, civils servants and politicians are increasingly going beyond the limits of ...
That's it - when the situation demands it, how quickly can a good and well configured A2W system, driven hard, get the house back up to temperature? ...
So how far in advance of returning home, do you need to turn it back on to recover the temperature - what sort of temperature rise can it achieve, wha...
But if you got home and found the house cold, for whatever reason, how long does it take for your heat pump to heat your house up to 20 deg C from col...
Because there's situations where it is needed. You do want to get the house warm quickly when your plans change and you come home early or unexpectedl...
From what I've read, with chilled water, as you'd expect, condensation can form on the pipework so the pipes need thoroughly insulating and insulation...
The problem I see with A2A (and I'm interested if there's a good solution to this) is that many homes have multiple small rooms which need their own h...
Yes the MCS rules on cylinder sizing seem to be cause of the problem, they don't provide enough detail on how sizes should be adapted to space constra...
Strikes me there is potentially a lot of scope for improving the hot-water solutions, I've tried a couple of the big companies mentioned here and thei...
I might install one without the grant, but it would either be a DIY project or an economical install where I have more control over what is being prov...
Latest Posts
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 3 minutes ago
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RE: Estimating true heat loss from twelve months of consumption data
Hi @ian33a you could do your own heat loss calculation ...
By Judith , 8 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 9 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 11 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 11 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 16 hours ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 18 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
Suggest you have a trial with Havenwise app. I have th...
By Broadsman , 20 hours ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 23 hours ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 23 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
That would be abnormal but I cant see from your charts ...
By JamesPa , 24 hours ago
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RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 1 day ago
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Heat geek have already stated that the pro is in fact c...
By JamesPa , 1 day ago
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RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 1 day ago
