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AF1
@af1
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Eminent Member
Joined: Mar 18, 2023
Last seen: Jun 23, 2025
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Topics: 2 / Replies: 10
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RE: RDSAP10 effect on existing heat pump EPC rating?

@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 ...

1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: RDSAP10 effect on existing heat pump EPC rating?

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...

1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: RDSAP10 effect on existing heat pump EPC rating?

@aaron All features were in place for the last several EPCs which were D rated. I need C.

1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: RDSAP10 effect on existing heat pump EPC rating?

@aaron will it bring the rating up in a property with GSHP, MVHR, DG, Full loft insu and 100mm Phenolic EWI?

1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: RDSAP10 effect on existing heat pump EPC rating?

@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?

1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: RDSAP10 effect on existing heat pump EPC rating?

@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...

1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
Topic
RDSAP10 effect on existing heat pump EPC rating?
1 month ago
Forum
Government Schemes, Regulations, Planning & Organisations
Replies: 13
Views: 399
Reply
RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.

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 ...

1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
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RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.

1 month ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: IVT Greenline multiple alarms

Thank you Brendon Uys for responding. Should the Ground Loop Pump (GLP) come on with the other one - i.e. at the same moment? I didn't think of tr...

2 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: IVT Greenline multiple alarms

I have run some checks. The power supply is good, the refrigerant is clear (not yellow) there is considerable pressure in in the refrigerant citcuit, ...

2 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Topic
IVT Greenline multiple alarms
2 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Replies: 5
Views: 2651
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