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Last seen: Nov 3, 2025
I'll leave this here
I would love to know what dirty electrons are. I suspect this is the same kind of bumpf as when a guy from Sky tried to tell me the batteries in the r...
@jeff Just switched this morning and I can say, I squeaked in!!! As a note, they said I would get the tariff when I applied (back before August) and n...
@jeff thanks for the heads up - I've emailed them to confirm I am on the tariff price I switched to (but had to wait for the smart meter). If not, i'l...
I'm just waiting for my smart meter to come active and I'll move to Octopus GO - its fixed for 12 months at 15p/kw and 5p/kw from 00.30 - 04.30 I'd ...
@alastair I think they would be better with big long houses, or mixes of building type. For a normal house I think it's false economy. Mars has smart ...
@alastair smart TRVs are expensive for what you might save (especially given your floor space). Normal TRVs would be fine, just set them to the right ...
@piersa if you assume its a 4kw system (which is the max size) you'll be losing half your feed in (whatever that might be)
Just use this tool -/p> For my system (8.4kw) I can expect 9.2MW per year (facing south). Facing North, I would expect 4.7MW So facing North, you ...
@derek-m I can actually move both the top and bottom it has a max ambient, max flow temp and min ambient, min flow temp. At the moment these are; ...
@hmk a cheapest devices are around £200 to buy. With an electrician I imagine you are looking at £300-£400 installed (depending on the complexity of t...
@derek-m I've not been collecting those, I just haven't had the time at home - we were out all yesterday until 7pm. I will try to find a day or two to...
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Degrees of Separation
Latest Posts
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Not a problem; that’s why I left it as it was. The pers...
By Majordennisbloodnok , 5 hours 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...
By Mars , 14 hours ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
By Old_Scientist , 1 day ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 2 days ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 2 days ago
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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 ...
By JamesPa , 2 days ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 2 days ago
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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 , 3 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 3 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 3 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 4 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 4 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 5 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 5 days ago



