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Last seen: Jun 26, 2026
Radiators that are only getting warm at the bottom only sounds like they are full of air. Easy to check that one. Has the Ecodan got either a manual f...
A cylinder should last more than 6 years. It could have had a manufacturing fault, but the picture seems to suggest it corroded from the inside out. B...
You weren't tempted by the Grant integrated cylinders then? They come at a premium, but look rather smart./p>
Bad news and good news. We have about 500litres of oil in our tank, which I'm gravity dispensing to a couple of neighbours below my house c/o a long...
@transparent you make some very valid points. OK, I was hasty. I have crunched some numbers, and looked more in detail at the Octopus Cosy tariff prod...
Wow, 60degC flow temperature. There must be artificial intelligence there at work as there's no human intelligence. Great that you were able to fix it...
Looking at the Octopus Cosy tariff and set times per day, one thing comes to mind. Octopus' marketing department do not own ASHPs and fundamentally do...
I've done similar with my Grant Aerona 10kW. Room t/stat set to 24degC. Warm end of WC is 32degC at 20degC. My main thermostat is a Hive, which I've...
Excellent idea @marvinator80 to have the lined flue not boxed in and to benefit from some heat upstairs. 🙂 Grant installed a Hive thermostat with m...
Good luck. From my experience here's the hit list for a Grant G1 installer: 1. Ensure the installers use the Grant controller that comes with the Ae...
We have a 10yr old Bohemia Regent 5kW stove as secondary heating. A fairly cheap sheet steel multifuel burner. It's lit every night in the winter and ...
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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 , 5 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 , 7 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 , 10 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 10 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 , 11 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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