Last seen: Aug 24, 2025
That's important. Hold onto it, gather any evidence. If somehow that can be combined with operational evidence then you may have a chance. Does m...
If you are going to have the discussion with the installers then I have some thoughts: it may be worth waiting until you have more data and have t...
@sandman1600 PS. I just checked your EPC, Its F rated with the potential for D. Its interesting to note that much of the fabric is 'assumed' ie t...
The total at the bottom of the 'heat loss calculations' column is why they specced 14kW. I note that the design FT is 45, which begs the question - w...
Im sorry to hear about the stress, just bear in mind that this is an expensive time of year, you wont be paying for heating at all in Summer, and ther...
@sandman1600 Id be interested to hear how are things going in terms of flow temperature and stability of house temperature? You may find that, as yo...
2024 200sqm 7kW 200l UVC 2 new rads, one new fancoil, one existing rad relocated (total 4 rads changed) 16A feed for heat pump already in pl...
A pair of similar tanks one white and one red are expansion tanks. You can tell because they have a filling nipple at the top and only one pipe leadi...
You are almost right and have appreciated the key point ie that energy lost must be replaced (simple minded, and incorrect, thinking says that if you ...
Based on the numbers I think its likely its oversized. Not a disaster but it means it will probably cycle on and off a lot. If does prove to be over...
That sounds high for UFH. Strongly recommend you follow the procedure I outlined upthread and report back. You should hopefully be looking at a flow...
Yes absolutely. Exactly, the manifold has the equivalent of a radiator LSV and a radiator TRV (the actuator) together. With a radiator you a...
Latest Posts
-
RE: Mitsu Wireless Controller and MelCloud
Update: I have found that the contractor had changed on...
By DavidAlgarve , 5 hours ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 5 hours ago
-
RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 8 hours ago
-
RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 10 hours ago
-
RE: Rodents! A word of warning for heat pump owners
ChatGPT comments: Yes – u...
By Tim441 , 12 hours ago
-
RE: Why so many sigenergi installer recommendations?
It’s a really simple answer, GivEnergy. Installers ...
By SAEnergy , 13 hours ago
-
@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 1 day ago
-
RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 2 days ago
-
Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 3 days ago
-
RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 3 days ago
-
RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 3 days ago
-
RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 4 days ago
-
RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 4 days ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 5 days ago
-
New heat pump heating system underperforming in Italy... Advice needed!
hi all, first post! I've just renovated a house in sout...
By robinlawrie , 6 days ago
-
RE: Anyone still weathering it out with Agile?
I went to Agile when I had solar installed July last ye...
By NJT , 6 days ago
-
RE: Say hello and introduce yourself
Whilst you're busy installing services (pipes and wires...
By Transparent , 1 week ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@editor I know it was formally announced at Ish the oth...
By PatrickVito , 1 week ago
-
@moman0311 welcome to the forums. I've received your em...
By Mars , 1 week ago
-
RE: Thermostat for Ideal Logic Air with 3 zone support
No harm at all in plumbing it as 3 zones, I would have ...
By JamesPa , 1 week ago
