Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Mar 7, 2026
@editor Why This Must Change The UK government needs to scrap the marginal pricing model and adopt a fairer system that reflects the real costs of ...
@cathoderay The problem is, unless I have missed something, is he just asserts system volume 'really helps' with defrosts, which I take to mean it re...
@jamespa Multiple zones (with all that implies), buffer tanks/low loss headers, volumisers (which should be distinguished from buffer tanks as they...
Meant to add this but have been buried under piles of work. My submission: "The proposal to add the cost of an additional allowance for the Networ...
@transparent The solution is to mandate the need for rooftop solar panels, but using an inverter which doesn't permit export. The electricity sho...
I second this - pure weather compensation works extremely well on my Daikin - no cycling when it's mid-range OATs and it maintains the inside temperat...
@jamespa The article goes on to say this "However, minimum standards for energy efficiency in newly built properties under the rules will preclud...
I can't give you graphs but.... ASHP Daikin Altherma 3-6kw Heat loss? Dunno design temp by me 39º @ -3º Control mode: pure weather compensation...
@jamespa To me demand management is an alternative to infrastructure investment, and in principle a sensible one at that. Projecting forwards to w...
Latest Posts
-
RE: Anyone concerned about GivEnergy?
Good. That's the right approach. If the PSU (power su...
By Transparent , 50 minutes ago
-
RE: Estimating true heat loss from twelve months of consumption data
@ian33a — a measured heat loss always trumps a calculat...
By cathodeRay , 2 hours ago
-
RE: Setback savings - fact or fiction?
@cathoderay Thanks for your detailed response.Just two ...
By PeterWurmsdobler , 2 hours ago
-
RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 4 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 6 hours ago
-
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 , 17 hours ago
-
Current metrics - DHW target set to 47c
By TaffontheTaff , 22 hours ago
-
RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 1 day ago
-
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 , 1 day ago
-
RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 1 day ago
-
RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 1 day ago
-
RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 2 days ago
-
Heat geek have already stated that the pro is in fact c...
By JamesPa , 2 days ago
-
RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 2 days ago
