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Last seen: Jan 7, 2026
@editor there is plenty of emmiter capacity. The heat punp ain’t got the puff to get the flow temps required.
This recent cold snap on mine has made we want to rip my heat pump out and go back to living in a cave. 2 years, numerous site visits, nothing chan...
its a little odd that your UFH comes back warmer than the rads. normally the other way around. if they are all fully open, the water might be travell...
Do you know your house heat loss? How many UFH loops you got? How many rads?
Here is my last 24hrs, its very stable and steady. its likely complex why yours is doing what it's doing and without knowing the set up, wi...
that ASHP is working, from the looks of it, way too hard all day. I know you know this, but something is not right. where is the heat going?
@jamespa Hi, thanks for getting back to me. this week will be more interesting as its getting colder here is Sheffield. Can you explain the DT...
There is no way I would have installed heat pump without BUS. Even with BUS I wish I’d kept a gas boiler. When I put in my heat pump, boilers were ...
If the BUS goes, I see a lot of hest pump companies going bust. Im currently still trying to fix my install. Im now worried that if the BUS goes, the ...
@toodles sorry, my bad. Its a 6 port LLH. of the 2 higher ones, the rad circuit is the lower of those 2.
@ashp-bobba Hi, thanks for reply. I've started to play, its still very warm outside so need it to get cooler, but I've closed 2 loops out of 9 w...
@ashp-bobba Can I pick you brain about mine 260m2 house. 2 x UFH manifold, one 150m2 manifold in new extension, one 50m2 in old gr...
Latest Posts
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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 , 4 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@djh ah, I have never seen this before, interesting ide...
By ASHP-BOBBA , 4 hours ago
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 5 hours ago
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RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 7 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 , 7 hours ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 12 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 , 15 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 , 17 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 , 19 hours ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 20 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 , 20 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
