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Joined: Jan 20, 2022
Last seen: Jul 31, 2025
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Topics: 16 / Replies: 2418
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RE: Heat loss calculators and spread sheets

On the matter of heat-loss calculations,what's the U-value of a Jackdaw's nest?

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?

'ere in rural Dev'n we been using two bits o' damp string runnin 'long hedgerow. Zo I were sore pleezed when I 'erd Airband waz contracted t'nstall ...

7 months ago
Forum
Your Home
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RE: Heat loss calculators and spread sheets

@sicky -- please don't be daunted by any of the above.There are a number of options to resolve the issues of foul-water drains, depending on what you ...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Heat loss calculators and spread sheets

Two points before we go further... 1. A house which doesn't have an operational foul water system is uninhabitable, can't be sold on the open market...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Heat loss calculators and spread sheets

@sicky may I ask about the foul water drainage shown on the plan? What happened to the rectangular access cover when the conservatory was built? ...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Heat loss calculators and spread sheets

That's good. I was about to ask how you intended adding UFH pipes to an existing (100mm) concrete pad. You need to be asking them about the grout/...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Heat loss calculators and spread sheets

If you want more insulation in the 'garage' roof, consider putting a complete layer on top of what's already there. It shouldn't add much weight bec...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Heat loss calculators and spread sheets

Yes they probably are! As this was originally built as a garage, it's possible that they are 'standard' steel roof trusses. Alternatively, they co...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Heat loss calculators and spread sheets

Well I'm a self-builder and understand plans, so let's give this a go! The big clue is the date of the Drawing at bottom right.It's Nov 2005. So t...

7 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Hot water tank losing temperature quickly: Daikin Altherma 4kW

Great! Keep checking the pressure. If it increases when the system is warm, and reduces when colder, then you have air in the system. If it slowly...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Hot water tank losing temperature quickly: Daikin Altherma 4kW

Ah... I didn't get the sense of proportion from the photo! Rough rule of thumb for mass of tank is 1Kg per litre of water...... but that stated capa...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: GivEnergy 2025 forthcoming batteries and inverters

Highlights which might be significant here are: There is to be a new All-in-One inverter/battery combo, which is yet un-named.The battery capacity i...

7 months ago
Forum
Energy Storage
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