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Last seen: Aug 25, 2026
@tony-stolz, I think @jamespa has already covered the hydraulic fundamentals extremely well, particularly the distinction between genuine hydraulic se...
@jamespa that’s actually a really interesting observation and maybe more telling than it sounds at first (to me anyway).No overpromises is obviously t...
How long did yours take?
@singlespeed, I’d be a little careful relying too heavily on out-of-the-box AI for this sort of thing. General AI is very good at explaining thermodyn...
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Degrees of Separation
Latest Posts
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RE: How Accurate Is My DIY Heat Loss Calculation?
@editor Thanks Mars, I have been enjoying playing with ...
By kilgorexv , 4 hours ago
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 6 hours 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 , 9 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 9 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 10 hours 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 , 1 day 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 , 2 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 , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 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 , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 6 days ago
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