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Last seen: Jan 9, 2026
@mike-patrick If you’ve just invested circa 300k in a renovation, it’s very likely that detailed drawings, specifications and construction build-ups a...
There is a real disconnect between how performance is captured for RHI and what ends up being used for EPCs via RDSAP.The SPF of 4.1 you got probabl...
@af1 if all of those features (GSHP, MVHR, double glazing, full loft insulation, and 100mm phenolic EWI) weren’t in place at the time of the last EPC,...
@af1 prices will vary depending on size and complexity of the building. Starting at around £300
@editor very good!! Im surprised he got the assessor into the property.. This is exactly why we don’t use RdSAP—it’s designed for speed and sim...
RdSAP 10 represents a significant shift in how EPCs are calculated, particularly for properties with heat pumps. The revised methodology places greate...
@transparent keeps tall people warm
@transparent 😀 😀 here is a few more to keep you happy
@jamespa we will design the emitters/radiators to suit the same flow temperature. If this can't be achieved with radiators or they take up too much sp...
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Degrees of Separation
Latest Posts
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@editor Thanks for your response and recommendations. ...
By DavidB , 3 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
I think I saw a diagram for an exhaust air dhw tank wit...
By JamesPa , 16 hours ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu Of course, in the way of such things, there a...
By Toodles , 23 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Thanks, however that's an answer to a subtly different ...
By JamesPa , 3 days ago
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RE: Flushing system, cleaning and inhibitor
Yes, my 50L volumiser uses the two lower ports, so ther...
By Old_Scientist , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@toodles Such elegant symmetry. look at my lumpy bag of...
By Papahuhu , 4 days ago
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RE: PV and battery long payback - sense check query
Quite probably not, but you can get a 32A relay and a S...
By JamesPa , 4 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s Look forward to making contact soon! Regards, To...
By Toodles , 4 days ago
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I don't notice mine defrosting, and most of the time Im...
By JamesPa , 5 days ago
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RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
Kind of you, @calumm, but it was @f1p who did the heavy...
By Majordennisbloodnok , 5 days ago
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RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 6 days ago
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I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 6 days ago
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