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: Aug 25, 2026
@tim441 do you not see the irony that you are using your estimate, to say that the other estimations are wrong?
Any of these calculations will be an estimate. When you consider the steps an assessor would need to take to calculate it precisely, it simply wouldn'...
i'd say your usage isn't outrageous then. You'll probably find peaks of £300 in Dec will mean an average energy cost around the figures of what you ar...
@wally can I just check the obvious- the kWh usage you've quoted is definitely just for the ashp and not whole house? Reason for asking is that the fi...
Yes that's right. It's a very simple one- if it has changed from on to off for a duration of 1 minute. I did wonder about that bit in your code you ...
@cathoderay I thought it's just the way home assistant works with the automations- if I include the 'for a certain time duration' field, it will mean ...
@outlawuk sorry to hear of your woes. The above is a rather systematic approach across a lot of the ashp industry which I have personally found highly...
I have just realised that there is an error in the above automation/yaml code which is that the Power DHW T5S is required to be off for 1 minute. What...
Ok here's how I've set it up: It hasn't been triggered yet but basically I'm hoping the conditions cover what I need. IAT needs to have been below...
As it turns out this is correct! All I needed to do was turn the heating back on, which makes things much easier. My plan now is to set up an automa...
Yes that would be a good solution and the one that Sven (creator of my esphome device) suggested. I don’t want to trigger a tank reheat though wheneve...
Seems to be the only logical explanation. Our ASHP was purchased/installed late 2024, and perhaps Midea decided to 'upgrade' the firmware to make sure...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Who's your electricity provider and what's your tariff?
Looks like not much change in electricity prices in the...
By ChandyKris , 1 hour ago
-
RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 2 hours ago
-
RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 2 hours ago
-
RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 3 hours ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
I think this calculation goes the other way. 3.54kW ga...
By JamesPa , 3 hours ago
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 19 hours ago
-
@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 19 hours ago
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 days ago
-
RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
-
RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 3 days ago
-
@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
-
RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 4 days ago
SPONSORS
