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AndrewJ
@andrewj
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Joined: Jan 8, 2025
Last seen: Jan 6, 2026
Profile Activity
Topics: 8 / Replies: 141
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RE: Octopus design temperatures confusion

@rob_cirrus_energy If I could perhaps summarise that to see if I understand correctly. Let's say I have a house with 3 rooms. If I were to calculate...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Octopus design temperatures confusion

Do you know how single/double convector relates to Type 21 or Type 22? Does that relate to SC and DC respectively - sounds feasible?

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus design temperatures confusion

They've designed for 50c at -3.4. If you could interpret something like "Centre 60DC120" and "Centre 45SC90" for me I can do a radiator comparison - ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Octopus design temperatures confusion
11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 13
Views: 2558
Reply
RE: R290 install location and future of R32

@simonwhiteley I don't know what to say: I don't think <1KG propane is really an issue given the propensity of BBQ canisters on people's patios. T...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: R290 install location and future of R32

Windows that are higher than the heat pump seem ok. Drains don't seem to be a concern. Windows and doorways within the clearance area do seem to be ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Roughly confirming ASHP sizing using existing heat data

@jamespa That's a good job James. I expect many people won't go to that level though and just scratch their head over why their billed usage / 2900 d...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Roughly confirming ASHP sizing using existing heat data

I guess my point is that you have to be careful with these estimates for confirmation as it could well lead to some false assumptions, e.g. my heat pu...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Roughly confirming ASHP sizing using existing heat data
12 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 8
Views: 1368
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

@chandykris All sounds good and I daresay they'll sort out the balancing etc. At least you'll be able to get over the installation problems: I can im...

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

@chandykris Sounds like a pretty poor state of affairs. Hopefully once it is in and commissioned it will work fine and this will drift into a bad mem...

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

@toodles So that would imply what I thought (perhaps I'm too cynical): it is put in to separate problem responsibility between the heat pump and the s...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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