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: Sep 11, 2026
@johndwyer surprisingly the Givenergy forum is still live but might shut down any time soon. But in the meantime you might get an answer from one of t...
It’s the flow through the pipe. If the pump is trying to push more through into the cylinder than the diameter allows then it can “sing”. I probably s...
good! This particular add-on had become unnecessary after coal had gone and was just another tax, but in the wrong place (electricity)
Your ‘hand waving’ above isn’t too far off mostly. Our 200m2 detached house has a 400W/C value. We need 8kW which the 7kW Vaillant supplies, but you m...
@martinrobinson you’ve addressed all of the key issues about changing the cylinder. We concluded that we could live with the slower heat up time (but ...
I’ve been googling some reviews of these (and looking at the Amazon pricing). The main feature of several of these balcony solar products is they are ...
Sigenergy have a cloud based control system, like Givenergy, which is currently exercising many people’s worry beads because GE hardware have gone bus...
@jamespa I too will have a browse on the full 84 pages. But one thing jumped out at me on the summary, the radiators were sized to true room need givi...
Hi Jain, we’ve got an ashp so I’m afraid we won’t be your purchaser. But would you mind telling us us how come you ended up with 2 spare pumps? Just f...
Keep trying with your installer since he’s at least aware of what is happening. At some point you might need to discuss with your installer changing t...
what little I know on the subject is (and all subject to my misremembering or misunderstanding originally) *the UK has larger mains plugs to includ...
This is a (very long) but fascinating read on the link, of how the present solar/battery technology developed If this sort of stuff interests you it...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
I can't help with your principal question but as a matt...
By JamesPa , 18 minutes ago
-
RE: Siting of the external sensor on a heatpump
My heat pump receives sunlight, so when the fan is not ...
By bobflux , 4 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 19 hours ago
-
RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 23 hours ago
-
RE: Is it the house or the equipment?
@majordennisbloodnok I do sympathise. On the original...
By springswood , 1 day ago
-
No, but the heat pump must be capable of delivering a S...
By JamesPa , 1 day ago
-
Sorry to hear about the problems, its going to be somet...
By JamesPa , 1 day ago
-
RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 2 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 2 days ago
-
RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 2 days ago
-
RE: Adventures in heat loss calculations
I have seen it stated that the declared calorific value...
By JamesPa , 2 days ago
-
RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 3 days ago
-
RE: Vaillant Aurotherm - Heater Wire Position
Ah, good point. I need to check if this was installed i...
By Batpred , 3 days ago
-
@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 4 days ago
SPONSORS
