Last seen: Mar 17, 2025
Hello again all, So our system had been running for a few weeks as described above. The other morning I heard the unit running for a very long tim...
Hi Andy, I know my controller shows two different curves. As I mention above we have UFH downstairs and Rads upstairs. Couldn't tell you how it ad...
Hi Alec, Thanks for the reply. Sorry, everything is Vaillant apart from the UFH central unit, and the room stats down stairs. Slowly getting th...
@saz Ill give them a bell and see what they say. In the mean time it has been changed, lets see what happens. On another forum it was mentioned that...
Happy Sunday all, Quick update to our setup. I have replaced all the 18 year old Drayton RTS 1 UFH controllers for Neostat V2 units. They not o...
@transparent Hi there. We are lucky are in some ways where we live, we have unusually high amounts of good light here which will definitely help w...
@saz It is an aroTHERM plus according to the label. VWL 75/6 A 230V S2
hi @saz We do have one of these When I mention master unit(not sure in the terminology is correct) but we have a VR720F This is what I mean....
Hi @saz, There are indeed two units. The downstairs one is the master that does all the controlling, the second unit is a slave that allows us to c...
Hi there, The unit is a 7kW unit, fitted on the north facing rear of the house. I have started tweaking already. Reduced the curve from 0.8 downst...
- 22 Forums
- 2,037 Topics
- 44.4 K Posts
- 28 Online
- 3,250 Members
Join Us!
Trusted Installers
Struggling to find a reliable heat pump installer? A poor installation can lead to inefficiencies and high running costs. We now connect homeowners with top-rated installers who deliver quality work and excellent service.
✅ Verified, trusted & experienced installers
✅ Nationwide coverage expanding
✅ Special offers available
Latest Posts
-
RE: The Rise and Fall of Europe’s Most Generous Green Subsidy
This is where the cold water storage tank was situated;...
By Dwynwen , 6 hours ago
-
RE: Help with understanding my Mitsubishi Ecodan air source heat pump
@majordennisbloodnok, the same thought occurred to me, ...
By Morgan , 6 hours ago
-
RE: Help me keep the faith with my air source heat pump installation
I agree with @mars. My install was not dissimilar. ...
By JamesPa , 6 hours ago
-
RE: Air Source Heat Pump - Side Alley Suitability
Thats probably fair enough. The degree-days calculatio...
By JamesPa , 7 hours ago
-
RE: ASHP Ecodan L9 error - No Heating but Hot Water
That’s interesting, but obviously concerning also…. Do ...
By SUNandAIR , 23 hours ago
-
RE: In the middle of an ASHP installation - a few questions (and issues)
Thank you @robs - that very useful data. The issue wa...
By Transparent , 1 day ago
-
RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's
@trebor12345 The Auto function is supposed to adapt au...
By Heatgeek , 2 days ago
-
RE: The Great British Heat Pump Quiz
@allyfish thanks for the feedback and glad it was fun! ...
By Mars , 2 days ago
-
RE: help sizing rads based on room by room heat loss
If its 1988W at DT 50, which is how most radiators are ...
By JamesPa , 2 days ago
-
RE: Career change – entering the world of heating and heat pumps
@editor Mars, thank you. That's along the routes I was ...
By Lakey , 2 days ago
-
@editor thanks Mars, it's a rare occasion I'm looking f...
By big_si , 3 days ago
-
RE: Efficiency Concerns on newly installed Mitsubishi Ecodan 8.5kW
@ashp-bobba and @jamespa - thank you both for all your ...
By CBrenewable , 3 days ago
-
-
Win one of five "Heat Pumps 101" Courses
Heat pumps are gaining traction in the UK, but between ...
By Mars , 3 days ago
-
RE: Agile: average import cost vs other tariffs?
@toodles thanks for the analysis. I'll be really intere...
By Old_Scientist , 4 days ago
-
RE: Is this normal? Click of the DHW returning to space heating
@grantmethestrength Oh sorry to hear that, there should...
By ASHP-BOBBA , 4 days ago
-
@ashp-bobba TBH the ladies are rather disorganised, so ...
By Cathyem1 , 4 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
And for those of us without an automatic irrigation sys...
By Majordennisbloodnok , 4 days ago
-
Logically, the lower frequency = more gentle, yes, but ...
By SUNandAIR , 4 days ago