Last seen: Apr 16, 2025
they do allow a volumiser to be used, so the obvious question is could a 4 port buffer be configured as a volumiser and stay in warranty?
@pooneil Hi and welcome. I have to say you are thinking like a gas boiler and heat pumps don’t work well being treated that way. It’s best that you ...
Our solar hot water is now 2C above the set temperature the pump got it to at 1pm. Thats the upside. But solar PV, nominal 6kW was generating 5.6 at n...
Great progress so far, keep going you’ll get there! Your Welsh cottage part will have a very long thermal time constant, as you probably already reali...
Mixer showers need virtually identical hot and cold pressures (or at least our new one did) or you need a high flow to mix properly. Our mains varies ...
Keep turning the weather compensation parameter compensation parameter down until the house is at the right temperature for you. Once that’s right y...
@jamespa our Vaillant control box, (wired into domestic power and hence on a domestic circuit trip) didn’t go back on automatically when we reset the ...
That looks as if you’ve found it! I’ve browsed it a bit now. The lots of time I spent (wasted) was playing with the BRE tool before I realised tha...
We have external awnings/canopies to keep the sun out. They reduce the air temperature by 6C in the kitchen which has a large south facing window. The...
@madbilly I can’t help with most of your questions since I don’t work at BRE. I’m a heat pump customer with a professional science/engineering backgro...
You could try/p> BUT i spent ages on it before realising that the installation is what mattered not the pump. If a very efficient 10kW pump is bad...
Does anyone have access to thisor any other trade site with more information? This is the most detailed I’ve been able to google (non paywalled)/p>...
Latest Posts
-
RE: help sizing rads based on room by room heat loss
@jamespa so if i have a 1988w rad at 40c @-3.1 it will ...
By AdamK , 5 hours ago
-
@editor thanks Mars, it's a rare occasion I'm looking f...
By big_si , 8 hours ago
-
RE: Career change – entering the world of heating and heat pumps
@lakey, that’s a really solid foundation to build from,...
By Mars , 8 hours ago
-
RE: The Rise and Fall of Europe’s Most Generous Green Subsidy
@toodles what could possibly go wrong if the government...
By Mars , 9 hours ago
-
RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's
It has taken me a while to get my head around it, plus ...
By trebor12345 , 9 hours ago
-
RE: Efficiency Concerns on newly installed Mitsubishi Ecodan 8.5kW
@ashp-bobba and @jamespa - thank you both for all your ...
By CBrenewable , 10 hours ago
-
Thanks both Some useful tips I’ll keep you informed ...
By Fingers , 13 hours ago
-
RE: The Great British Heat Pump Quiz
@jamespa amazing. You crushed it! Go here and click Vie...
By Mars , 15 hours ago
-
Win one of five "Heat Pumps 101" Courses
Heat pumps are gaining traction in the UK, but between ...
By Mars , 15 hours ago
-
RE: Agile: average import cost vs other tariffs?
@toodles thanks for the analysis. I'll be really intere...
By Old_Scientist , 1 day ago
-
RE: ASHP Ecodan L9 error - No Heating but Hot Water
@phoenix15 I'm no plumber so please don't take this as ...
By dnagre , 1 day ago
-
RE: Is this normal? Click of the DHW returning to space heating
@grantmethestrength Oh sorry to hear that, there should...
By ASHP-BOBBA , 2 days ago
-
@ashp-bobba TBH the ladies are rather disorganised, so ...
By Cathyem1 , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
And for those of us without an automatic irrigation sys...
By Majordennisbloodnok , 2 days ago
-
Logically, the lower frequency = more gentle, yes, but ...
By SUNandAIR , 2 days ago
-
RE: Ideal Logic ASHP - change from 55°C to 35°C Heating?
Good point. I’ll keep my eye on the manifold temperatur...
By Tomdad , 2 days ago
-
RE: How hard and expensive would it be to change panel and add battery?
@transparent It is a setting that Octopus make via the ...
By Toodles , 2 days ago
-
RE: Performance of Heat Pumps in Mild Weather
@heatgeek The flow rate isnt controlled by Mitsub...
By RobS , 2 days ago
-
RE: Say hello and introduce yourself
I might put a couple of speakers in the ceiling if fund...
By Fingers , 2 days ago
