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JamesPa
JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Sep 21, 2026
Topics: 27 / Replies: 5416
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RE: Fitting heat pump plumbing and pipes in advance?

You are right about 35mm, my mistake. The D2 can certainly go through the wall assuming that the porch doesn't conflict given the levels (look at...

2 years ago
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RE: Fitting heat pump plumbing and pipes in advance?

I wouldnt disagree with this! No. The pipe is carrying pressurised hot water (it could be as hot as 70C in a legionella cycle) so it needs t...

2 years ago
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RE: Which system is most efficient...

First question, where does 16kW come from. It's a big loss even for a 220sq m house unless its poorly insulated or it gets very cold, which it may de...

2 years ago
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RE: Fitting emitters with output greater than room heat loss.

If the objective is to operate without trvs then rads need to be balanced so that the rooms are at the same temperature (or deviate from the same temp...

2 years ago
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RE: Fitting HP pipes in advance?

OK so it sounds like you have a vented DHW system all the heating pipes converging in the airing cupboard You are almost certainly going to w...

2 years ago
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RE: Fitting emitters with output greater than room heat loss.

If they are all above the required heat loss by about the same amount, you simply turn down the flow temp! If some are 'oversized and some not, it mi...

2 years ago
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RE: Fitting HP pipes in advance?

Definitely try to fit the pipework now, pushing it through conduit isn't likely to be very practical unless its large conduit without bends. Can I as...

2 years ago
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RE: Anyone have experience with Clivet? And monoblocks vs Splits?

Clivet is, I believe, Midea rebadged. There are several on here with Midea heat pumps who may be able to comment. They are not the most advanced in ...

2 years ago
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RE: The UK’s Heating Nightmare: Why Many Systems Fail Homeowners

Based on this discussion it's pretty convincing that this can't work for the nation if run as a business, which of course doesn't mean that it's techn...

2 years ago
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RE: The UK’s Heating Nightmare: Why Many Systems Fail Homeowners

Thanks. The profit motive defeats us again. Is this beginning to feel like an argument for a nationalised system managed in the interests of the ...

2 years ago
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RE: The UK’s Heating Nightmare: Why Many Systems Fail Homeowners

That would be my question too. Of course the database could (presumably) be used in conjunction with a ToU tariff/opt in. Without further detail its...

2 years ago
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RE: The UK’s Heating Nightmare: Why Many Systems Fail Homeowners

No but the house is a storage mechanism which a heat pump can access. All other things being equal using existing storage mechanisms is better than c...

2 years ago
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