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Last seen: Oct 27, 2025
@jamespa When the installers left my property it had a paltry flow rare of 17l/min and constant fault codes. The label on the 12kw Panasonic ASHP ...
Another glaring problem with RDSAP10 is that assessors will not investigate; for example Cavity Wall Insulation, despite my offer to drill holes for h...
@mike-patrick Hi, I found that the previous EPC assessor had used a very low "Default efficiency value" for our "poor" GSHP. I got in touch with Bosch...
@aaron There's the rub, the database does not list my HP, it appears to begin in 2016. So does this mean we cannot get a COP figure at all? /p> No ...
An improvement to a C rating from D appears to hinge upon how the efficiency of the GSHP is arrived at. The report I paid for for RHI gave an SPF of 4...
@aaron All features were in place for the last several EPCs which were D rated. I need C.
@aaron will it bring the rating up in a property with GSHP, MVHR, DG, Full loft insu and 100mm Phenolic EWI?
@aaron What is the cost of a full SAP and will it bring the rating up in a property with GSHP, MVHR, DG, Full loft insu and 100mm Phenolic EWI?
@aaron Great response, thank you. Yes I already knew that Proof of all aspects is the key. I have everything regarding Glazing, GSHP, MVHR, EWI except...
Hi, I have retrofit IVT GL C11 fitted in 2011 (Badly). We had to immediately rip out and replace all the pipework with much bigger diameter to up the ...
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Degrees of Separation
Latest Posts
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RE: Indevolt Batteries UK Support & Info Thread
We already do this - non grid tie self installed panels...
By EtchedPixels , 3 minutes ago
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For the flexible conduit in the photo I don't think the...
By Temperature_Gradient , 6 hours ago
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Ok Well almost certainly it could be used instead of ...
By JamesPa , 7 hours ago
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RE: Samsung heat pump - data cable issue
Samsung reference it as "RS485 - COMM" in my manual. ...
By Old_Scientist , 9 hours ago
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Situation normal for the construction industry then! ...
By JamesPa , 9 hours ago
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RE: Vaillant Arotherm Pro vs new Plus
It kind of should not matter... My main thought is to a...
By Batpred , 11 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Looks beautifully integrated.. We had our done as wel...
By Batpred , 12 hours ago
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The generator (Derril Water Solar Farm) should have a c...
By Old_Scientist , 12 hours ago
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RE: SolarEdge SE5000H Inverter Failure
Update. My SolarEdge inverter was replaced yesterday wi...
By L8Again , 14 hours ago
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For cooling a whole building, or even a big room with l...
By EtchedPixels , 1 day ago
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RE: Comms and power cabling to outside unit
@old_scientist 100%, the cover is for warrantied unit...
By Papahuhu , 1 day ago
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I don't remember the manufacturer name, but I saw simil...
By bobflux , 2 days ago
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RE: Weather compensated secondary circuits with Biomass
UFH is ideal to get max efficiency with a heat pump, bu...
By bobflux , 2 days ago
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RE: Rate the quality of your heat pump design and installation
I had a Heat Geek lead install by Green Heat Norfolk. T...
By Orlando , 2 days ago
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RE: Mitsubishi Ecodan FTC6 settings
While @F1p's dongles are great, the FTC can do this its...
By RobS , 3 days ago
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