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 4, 2025
providing you have compensation controls (ie not heat miser, nest, hive, honeywell) from the heat pump manufacturer and providing system volume is wi...
@cathoderay put simply, waiting for things to get cold means you have to generate excess heat to raise temperature room temp quickly. That’s water in ...
@scrchngwsl This is classic! The heating industry is much bigger than people realise. Many people like comfort and many other nations h...
it’s called weather compensation as you compensate for the weather, as that’s what causes heat loss! It was mandated in Germany in Boilers because it ...
some come out if the box like that, so presumably the manufacturers know and don’t deem it important Theres a technical argument that a little bit o...
are you in the U.K.! At a design life of 20 yrs each (correctly installed) that would make you 140yrs old! probably the better controls are thos...
The trouble is you can’t force an emitter to loose heat, the rate of heat loss from an emitter is determined by physics. A consequence is cycling and ...
a buffer serves the same function as a header as well as additional ones! If the pipe sizing is wrong then you are stuck with the substandard perfo...
you want the return to be relatively. lose to the flow temp though.. this increases radiator out put. Your heat pump relies on a high flow rate...
This is not correct.. the floor works on a different slope from radiators and needs its own mixer. The good news is this is a standard design an...
Weather compensation control changes the way heating works. you probably don’t need to change them but if the newer ones are bigger you will use margi...
I didn’t realise you are committed to the daikin. Make sure the installers are installing daikins own controller and are not proposing to use on...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Siting of the external sensor on a heatpump
I agree. However I would also (primarily) expect that ...
By JamesPa , 3 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 6 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 , 9 hours ago
-
RE: Is it the house or the equipment?
@majordennisbloodnok I do sympathise. On the original...
By springswood , 11 hours ago
-
No, but the heat pump must be capable of delivering a S...
By JamesPa , 15 hours ago
-
Sorry to hear about the problems, its going to be somet...
By JamesPa , 17 hours ago
-
RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 1 day 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 , 1 day ago
-
RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 1 day 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 , 2 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 , 3 days ago
-
RE: Tell us about your Solar (PV) setup
We have a 6.56kW solar PV system (16x 410W panels) inst...
By Rob of York , 3 days ago
SPONSORS
