Last seen: Jul 20, 2025
It is very unlikely to break, but of course it just might if there is something unusual about your plumbing. Its obviously your choice whether to (a)...
Unfortunately even with hydraulic separation you do need to worry about flow rates unless you are happy to increase operating costs by 15%, because un...
Definitely do this. My dhw operates fine without a buffer or volumiser and your logic explains why. Agree If you are replumbing why no...
Welcome. Do feel free to tell us about your project and ask any questions you have.
Just another thought - it might be worth thinking about the control strategy in relation to the backup heater. I think that the typical control strat...
When i was looking I encountered one installer who does this as standard. It's cheaper to buy a direct cylinder (no coil, just an immersion), a pump ...
It sounds like you are well organised. You want to aim for open loop operation on weather compensation only, no buffer, LLH or PHE between emitters...
Ok so that's 35MWh and 32MWh respectively, assuming 10kWh/l, indicative of 11-17kW assuming the boiler is 100% efficient (which it likely isn't) and t...
@guydeb It is going to be high loss. I have heard that the commonly assumed U values for stone walls is way to high, and the air changes is also o...
This has come up before; a close neighbour of mine did something similar and claimed the BUS grant, but of course that doesn't mean it is OK. I woul...
Agree, but you may have a hard time convincing them, as an overestimated survey is their ultimate protection. If you can get their calculations (and ...
This smooths things out a lot, basically its useless. Thats nowhere near an average 10kW It looks like you switch heating off at night...
Latest Posts
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RE: Buffers, hot water and cooling
It is very unlikely to break, but of course it just mig...
By JamesPa , 15 hours ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 16 hours 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 , 20 hours 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 , 20 hours ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 1 day ago
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RE: Wood burner with ASHP - direct air?
@sune is ideal to answer this, but I think he's on vaca...
By Mars , 2 days ago
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RE: Say hello and introduce yourself
Hi @topher - you might be interested to see this very r...
By Transparent , 2 days ago
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RE: No-code, plug-and-play monitoring for your heat pump
We've got a svenar heat pump controller en route and lo...
By benson , 3 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 , 3 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 , 3 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 , 4 days ago
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Don't do much digging around.That's best left to the pr...
By Transparent , 4 days ago
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Hi all, I was wondering if anyone had an idea of how th...
By Wh0am3ye , 4 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 , 4 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 , 4 days ago
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@pie_eater I have been thinking of adding cooling to my...
By TechnoGeek , 6 days ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
Agree, but you may have a hard time convincing them, as...
By JamesPa , 1 week ago
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RE: Seal the Deal: Don't Let Your Heat Pump Leak Energy
Hi - fyi - there's a dead image link in the 'Optimal In...
By seatonian , 1 week ago
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RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
@chandykris Horses and beggars…. 😉 Toodles.
By Toodles , 1 week ago
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RE: Cleaning up after gas meter removed
@agentgeorge Likewise in the loft space; we have 300mm ...
By Toodles , 1 week ago
