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: Apr 8, 2025
Your logic is sound. I've got similar battery capacity (2 x Powerwalls) which have only hit empty once so far this autumn/winter with my 7kW Vaillant ...
As someone who is considering buying an EV within a few years, I would much prefer to invest in one which supports V2H and V2G given that the vehicle ...
A thought, FWIW. Where is the OAT sensor located and does your system configuration allow you to set an offset? I've noticed that the OAT sensor (loca...
Try reducing the DHW hysteresis setting and schedule the DHW to come on just before and during periods when the hot water is likely to be used. The hy...
Given the very slow response of UFH, I'm surprised that it's noticeable if the heating goes off or an hour or so. And a new build, if insulated to cur...
Is the buffer tank in the house? If so, any heat loss should be contributing to the domestic heating and, for the summer half the heat should be makin...
I've just checked in my Vaillant app and see that I can set my Arotherm to heat the hot water up to 70C which is higher than you are envisaging. The d...
In the Vaillant app go to Settings (the cog wheel icon) > Control > Heating > Weekly planner and put in a temperature below the setback value...
Here's a good example of how to build a hot water cylinder shed starting with a well-insulated base.
I have to wonder about the temperature inside that shed. Earlier you noted that it's a pressed steel shed. Did the installer add a generous layer of i...
Latest Posts
-
RE: Anyone concerned about GivEnergy?
Sorry to hear. I am actually somewhat surprised that...
By Batpred , 5 minutes ago
-
RE: Setback savings - fact or fiction?
I agree, and that is in effect what @jamespa and I have...
By cathodeRay , 2 hours ago
-
RE: Estimating true heat loss from twelve months of consumption data
@ian33a — a measured heat loss always trumps a calculat...
By cathodeRay , 3 hours ago
-
RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 6 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 7 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 , 19 hours ago
-
Current metrics - DHW target set to 47c
By TaffontheTaff , 23 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
