Last seen: Jul 22, 2025
Erm... what's the return water temperature for your boiler in its present situation? If it's above 45degC, then your HP won't be able to add anythin...
These look to me like they are 5kWh rack-mount boxes.So they'll probably have 100Ah cells inside. I wonder why they've decided to start from a relat...
Hi @jvs197 and welcome! My first observation is that your 8.5kW ASHP is already oversized for your sumptuously-insulated house.So your system design...
Your meter falls within the responsibility of your Energy Supplier, whereas the 100A Service Fuse belongs to your DNO.So you'll need to seek advice on...
Not a photo which screams out "well insulated pipework" @gc61 🤔 Equally, whilst Viessmann could use your third photo for advertising purposes, on...
Yes. That's where we're in agreement. Simply having the units talking to each other isn't reassuring me that they'll arrive a sensible answers - esp...
I don't think you need be concerned about that point. The reason we top balance is to create an even charge in each cell. It means that the balancin...
That's the response I expected from a Viessmann customer.They've established a niche market at the high quality end of the spectrum. I doubt that Vi...
Well @chickenbig - it seems that you're experiencing similar issues with BMS units in parallel, to those I've found with Growatt inverters in parallel...
@gc61 - Does the installation of a high quality (expensive) Viessmann HP mean that you get an equally high quality installation from a Viessmann-train...
Aagh! The first time I read this, I assumed you were talking about export to the grid! The term "export limit(ation)" needs to be reserved by us h...
That's a shame. I don't which DNO you have, but it should be the case that their RIIO-ED2 'agreement' with Ofgem requires them to become DSO in natu...
Latest Posts
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RE: Is your heat pump insured?
Just discovered upon communicating ongoing installation...
By Eliuccio , 6 minutes ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist With a 7.2 kWp south facing array, you s...
By ChandyKris , 12 minutes ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 1 hour ago
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Benefits of an extra horizontal loop for GSHP
Hello everyone, We're in the process of installin...
By thewiseoldbird , 19 hours ago
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RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 1 day ago
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RE: Buffers, hot water and cooling
The principal reason that heat pumps have minimum flow ...
By JamesPa , 1 day ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 2 days ago
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RE: Wood burner with ASHP - direct air?
I love the new fully Viking look... best personal avata...
By Mars , 2 days ago
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RE: No-code, plug-and-play monitoring for your heat pump
I think I have found “The One!” Waveshare ESP32-S3-POE-...
By Grantmethestrength , 3 days ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 4 days ago
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RE: Homely launched for Grant Aerona ASHP control
I haven't bought the Aerona Smart Controller (£700!) bu...
By Prunus , 4 days ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
For the record, Grant supply ethylene glycol for their ...
By Prunus , 4 days ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 4 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Ebac 5kw - Monobloc R32. Developed and made in UK - Mit...
By marcinwloch69@gmail.com , 6 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Just another thought - it might be worth thinking about...
By JamesPa , 6 days ago
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RE: BUS Grant: removal of all other fossil fuel heat sources
@rikiarn - just have a think as to how much it will cos...
By Transparent , 7 days ago
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Don't do much digging around.That's best left to the pr...
By Transparent , 7 days ago
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Hi all, I was wondering if anyone had an idea of how th...
By Wh0am3ye , 7 days ago
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RE: EBAC re-entering the ASHP market in 2023
@toodles confirm i have Ebac 5kw ASAP + homely and it w...
By marcinwloch69@gmail.com , 7 days ago
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RE: Compute heat loss from energy used
@jamespa Ebac must be similar to Mitsubishi as they buy...
By marcinwloch69@gmail.com , 7 days ago
