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Last seen: Jun 26, 2026
Are you looking to provide an extra 3kW of water heating capacity on occasion Mars @editor? The Grant LLH can be used purely as a 11.5l volumiser. It ...
Hi @ericdo. Noise is a difficult subject. MCS 020 noise assessment guide is a rough estimate tool for installations to check, on paper, dB(A) theoreti...
55m2 is a very small heated area, a 5kW unit would provide 90W/m2, which is at the higher end of the 65-85W/m2 'typical installed heating load' for a ...
AFAIK, SMETS2 2nd generation smart meters are able to share data between suppliers. Each energy supply company will partner with a 3rd party smart met...
It was straight forward for me. External metre box, my then supplier OVO installed the smart meter. I was pleasantly surprised that, even though it wa...
Pop a tablet mate 😉
@mike-patrick I have the same Grant Aerona 10kW unit. You can used the controller to access some real-time data, but it's approximate and rounded. Tha...
Oh dear, that's a worry. The Grant engineer doesn't know how the Chofu/Grant ASHP works. It has a fixed speed/head curve pump, flow rate is constant r...
@jeff thank you. The above might just as well be carved on the tombstone of the Government BUS scheme when they quietly scrap it later this year./p> ...
@sunandair Derek is bang on. More flow on the secondary side than the primary means cooler return water from your radiators mixes with primary heated ...
It's worth noting that the destructive failure tests in the video were on battery cells not encased in any housing or enclosure.
@dak51 interesting. Sadly the talk of BritishVolt's planned EV battery manufacturing plant at Blyth now has a very hollow ring. I have a 6.5kWh Grow...
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Degrees of Separation
Latest Posts
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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 , 59 minutes 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 , 4 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 4 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 , 5 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
Any idea how efficient your gas boiler is? Is it a 50 y...
By Old_Scientist , 9 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 , 21 hours 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 , 1 day 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 , 2 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 2 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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