Last seen: Jul 13, 2025
If Vaillant produced a list of all of their various variables that would be valuable!
A snapshot of our 7kW Vaillant was at an OAT of 18C producing 1.1kW with 40% of the time on & 60% of time off. The lowest in continuous production...
We get extra heat loss on wet and windy days too, even the best heat loss model, the passive house one (which does allow for solar gain and shading) d...
I too would like to read Vaillant’s explanation since it seems to just be a marketing gimmick on gas boilers and the sensocomfort is to be used on all...
First “no blower test above 1ACH”. If these are done on a building site on a typical design, once this passes the rest of the houses are built the sam...
Somebody above added a throw away line about air leakage through chimneys Here are some measurements (and lots of references) from BRE. Mvhr sy...
Hi Coli, @ccap Are you planning to apply for the BUS £7500? If so you have to follow the MCS rules which mean any fossil fuel heating must be removed ...
The high temp is only used for the legionnaires cycle and the rest of the time it should be in a system designed to be below 45 and mostly ~30C. I can...
The app and sensocomfort align for instantaneous readings but the app gives you the pattern over time and allows you to see heating and dhw independen...
I have a suspicion @cathoderay that when you tuned your oil heating down to reduce your bills that the temperature dropped incredibly when not on. So ...
I can’t answer your questions on the inactive mode since we’re not using at present (using expanded because we still have solar gain) but I can answer...
if course what I should have written was INcompatible within their own range!
- 26 Forums
- 2,104 Topics
- 46.3 K Posts
- 72 Online
- 3,393 Members
Join Us!
Latest Posts
-
RE: BUS Grant: removal of all other fossil fuel heat sources
Hi all, thanks for your help. The installer has confirm...
By Rikiarn , 4 hours ago
-
@pie_eater Try asking the Perplexity AI engine how to t...
By downfield , 15 hours ago
-
RE: No-code, plug-and-play monitoring for your heat pump
Just in case anyone is looking at Planet Atmo- we've ma...
By benson , 15 hours ago
-
RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
Agree, but you may have a hard time convincing them, as...
By JamesPa , 16 hours ago
-
RE: Seal the Deal: Don't Let Your Heat Pump Leak Energy
Hi - fyi - there's a dead image link in the 'Optimal In...
By seatonian , 1 day ago
-
RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
@chandykris Horses and beggars…. 😉 Toodles.
By Toodles , 1 day ago
-
RE: Cleaning up after gas meter removed
@agentgeorge Likewise in the loft space; we have 300mm ...
By Toodles , 1 day ago
-
RE: Ecodan consuming 100kwh per day in new build!!!
This particular example is one of the worst I have seen...
By JamesPa , 2 days ago
-
-
RE: Fan running in hot weather ...why?
I wonder if it has some kind of pressure transducer to ...
By ASHP-BOBBA , 2 days ago
-
RE: Cooling with Samsung Gen6 and Flow error
@iaack The system isnt running long enough for any cond...
By EcoBaker , 3 days ago
-
@heacol thanks for confirming we can only hope NAPIT ag...
By Bart , 3 days ago
-
Sorry to hear that @bruce. Sadly I’ve heard from multip...
By Mars , 4 days ago
-
RE: Crystal Ball Time: Communal or even Area Energy Storage?
I am invested in a couple of listed energy storage fund...
By Old_Scientist , 4 days ago
-
RE: Who's your electricity provider and what's your tariff?
That would be my biggest commitment -time to gain great...
By SUNandAIR , 5 days ago
-
RE: Who has a V2G EV installation
As has been discussed on other threads, trying to justi...
By Majordennisbloodnok , 5 days ago
-
RE: Aira Heat Pump: Stylish Scandinavian Heating
Thanks @mikeh. Then I will also go back to non smart ta...
By ChandyKris , 5 days ago