
Last seen: Jul 13, 2025
@johnr The really annoying thing about the high service costs is that servicing a heat pump is a lot less hassle than a gas boiler. All that is requir...
Ive done some rough calculations on those figures after trying to add in the wood and Ive come up with a demand of about 19.5kW at -3C to achieve 21C ...
@sandman1600 Yes, you have the idea of what you need to achieve. Ive no doubt you will see much reduced energy usage very soon. 🙂
@dowallydrifter if you had oil usage figures and didn’t use the wood burners much you could use that as well to get a sanity check.
@dowallydrifter I think I would be tempted to do my own heat loss assessment. Using heatpunk/p> or you could try this simple one/p> There is a s...
@sandman1600 Hi. Without knowing more about your system for a quick and dirty fix I would lower your flow temperature to 35C and leave the heating ...
@jamespa @bami Just to clarify, I have already done what James has suggested. My water law settings are as low as I can use.
@broadsman I run mine on water law but with regards thermostat as a limiter on my warmest room so the controller does display HEAT.
@eliuccio some people fan assisted radiators to good effect to get extra output. They are expensive but there are diy options which aren’t.
@bami I think a lot of people use heatpunk as a heat loss calculator. To me 6kW would sound about right but this is an area where installers regularly...
@bami yes. 8kw = 8000w I would change the areas in the heat loss calc to the correct ones and recalculate the heat loss. It doesn’t mean that it ...
@bami I think if the heat loss documentation matches a 8kW heat pump then you have a very good case as "not fit for purpose" Alternatively if that i...
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Latest Posts
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RE: Wood burner with ASHP - direct air?
I love the new fully Viking look... best personal avata...
By Mars , 4 hours 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 , 18 hours ago
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RE: Buffers, hot water and cooling
@prunus, @jamespa is correct, but removing the buffer ...
By Brendon Uys , 23 hours ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 2 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 , 2 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 , 2 days ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
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 , 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 , 4 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 , 4 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 , 5 days ago
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Don't do much digging around.That's best left to the pr...
By Transparent , 5 days ago
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Hi all, I was wondering if anyone had an idea of how th...
By Wh0am3ye , 5 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 , 5 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 , 5 days ago
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@pie_eater I have been thinking of adding cooling to my...
By TechnoGeek , 1 week 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