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Last seen: May 20, 2026
Indeed, I can well imagine that a heat-pump based system for our 1930ies semi with about 90m^2 should work well with some simple control, including we...
@cathoderay , indeed, I do not need that level of detail, and I think from my first analysis I have more or less the information I was after: a) requi...
@transparent , thanks for the educational response; I wasn't aware of the Randomised Offset at all, which to a certain degree makes sense. Similar app...
@cathoderay thanks for your kind response; our cat does like the comfort of a warm home and seeks out the best places in the house. Among other prob...
@cathoderay Thanks for your detailed response.Just two points: 1. As it happens we currently have a Viessman Vitodens 222-F with weather compensatio...
@cathoderay many thanks for sharing the analysis of your heating data, in particular with respect to the night-time temperature set-point reduction, a...
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Degrees of Separation
Latest Posts
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RE: Adding additional Solar Panels to a DC coupled battery system
Let's deal with mounting systems first. You don't hav...
By Transparent , 2 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@kilgorexv definitely a larger inverter will help and m...
By AndrewJ , 20 hours ago
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 23 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
The installation is almost done! I've written up two ...
By tomasmcguinness , 1 day ago
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RE: Glass lined Cylinder for private water supply
This has turned into a fascinating little rabbit hole. ...
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RE: Switch suitable to change between two inverter CT's
Last winter my battery ,32KWh, could run the house com...
By Jancold , 2 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Agree with Major. And even if I was very happy with ...
By Batpred , 2 days ago
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RE: Is the "divide by 2900" rule still valid?
There is another estimator that you could use, a formul...
By Rob of York , 2 days ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
@penval, really useful update. After all the discussion...
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RE: Who's your electricity provider and what's your tariff?
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
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RE: Cooling with air to water heat pumps
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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 , 6 days ago
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