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Pie_Eater
@pie_eater
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Trusted Member
Joined: May 22, 2024
Last seen: Oct 27, 2025
Profile Activity
Topics: 4 / Replies: 34
AllTopicsReplies
Reply
RE: Advice on ASHP choice needed

Ah helpful thanks . It’s the EDLA08E2V3 so yes I think that’s in the graph

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

Hi all- thanks for all the excellent advice so far. Quick question, if octopus is correct about my heat losses (6.4kw) will the 8kw daikin big enou...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

@ivanopinion you know what - maybe I did pay a deposit! I can’t remember now, I’ll check.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

@squeakysim actually none ! octopus and Aira do it for free. the last one was via a friend . In some ways paying for a properly independent view (say...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

So I've been discussing with the local company a bit more. Both their MCS sheert and Aira heat losses agree on the same heating per year expressed i...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

Just to add a bit of my experience with Aira. Their sales team is quite slick and very efficient. Within 1 week I had quote at a good price, and ano...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

There's definitely some bull, but octopus did not cover themselves in glory either: it took 10 months and 2 surveys to even get to this stage, and at ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

It's all confusing. He tells me he's beholden by MCS calculations to get the grant, which he knows are too conservative as for instance my MVHR isn't ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

So I did my own HTC using 30 days Jan/Feb including the cold snap and it comes avg 3.3KW heat losses. That's even lower than the surveys . Even if I a...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

@judith thanks did you install a 7kw and is it working as expected?

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

@bontwoody ooh that’s a great one thanks. Lots of geeky things to dig into

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice on ASHP choice needed

I did a review of the assumptions of the heat losses and a decent part of it is down to design temp, for Octopus and Aira they use 19 for hallways and...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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