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Last seen: Jun 27, 2025
I was under the impression that planning regulations prevented the addition of a2a units ok blocks of flats? To prevent the eyesore that is all too pr...
I imagine it will be something from Esbe, the valve being less important than the controller/actuator. Keen to know what parts to spec for the latter.
You basically need to have this completely re-plumbed, by Brendon, or someone with his skills. Throw all the zoning away, fit TRVs into the upstairs...
@transparent I would also be keen to know which 3 port mixer (and associated room controller) to use for my mixture of rads and ufh. Hopefully Brendon...
Remember that most of these software packages used to do heat loss and running cost calculations are based on the MCS requirement of heating the prope...
My assumption would be that they don’t want rads anymore and want the wall space back?
It sounds like you need to get a plumber back and re-do this whole setup. No need for the plate, no need for the glycol... Regarding your pump comme...
Grant rebadge a decent unit, the Chofu (Japanese) unit. Shame their install seems to treat it like a boiler and they fitted a hive, the worst 'smart' ...
@squeakysim Yes, the floor for the upstairs room becomes 'internal' and the same for the ceiling of the downstairs rooms. As for the hallway, I just...
I think that all we need is for people to follow the manufacturers design and installation instructions to the letter. Look at vaillant - a full set o...
@derek-m it’s also on my GitHub for posterity, as I’m a bit rubbish at keeping files saved locally.
@squeakysim/p> Link to download the spreadsheet from my thread...
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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 , 6 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 , 9 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 , 12 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 12 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 , 13 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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