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GuydeB
@guydeb
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Joined: May 19, 2025
Last seen: Sep 13, 2025
Profile Activity
Topics: 2 / Replies: 13
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RE: Is a Valliant Inline 6kW heater a BUS buster?

hmmmm - sadly the Mitsi's are more expensive (£2,700 the pair) and wider (by 300mm the pair). The Mitsi R32s are a little cheaper, do they have the sa...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

So this is from Grant - can't fault them for speed of response to an email about 2 x 10kW: When using two R32 Aerona³ heat pumps connected in a casc...

9 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

ah that's interesting @jamespa - so could one 10kW (say) supply the HW and the UFH at 35 degs and the other supply the CH at (say) 45 degs? Then presu...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

thanks guys - I hear you on the not rushing and plainly we need to sort this heat loss, which is crucial (obvs) but also a bit like nailing jelly to t...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

thanks @toodles and @jamespa (again) - I shall have that convo when I find an installer (the chap I was going to use isn't experienced enough and has ...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Are there any lawyers in the house???

Hi @jamespa, thanks again for all your thoughts, very useful. Yes I'm afraid time is now of the essence (and yes you're correct we have new ASHP-ready...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

Hi @jamespa and a nod to @grahamf for his excellent old/large house explanations. I am still going around in a vortex of different suggestions without...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

awesome @jamespa - great advice - keep it simple. And yes the cylinder IS unvented and I agree, can't bear to just chuck away. The PHE call is geniu...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

Thanks @iaack and @jamespa for your further thoughts. Your advice has been invaluable. I have a well respected installer ready to install the 12kW V...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

@jamespa thanks. For a fossil fuel comparison we spent approx £2,500 (av. 71p per litre) - £2,800 (av. 85p per litre) per year on oil (2023 and 2022 f...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Is a Valliant Inline 6kW heater a BUS buster?

Wow @jamespa thanks so much for this - I am lucky enough (in our very hot summers!) to live in Somerset in an 1840s vicarage made of blue lias stone (...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Is a Valliant Inline 6kW heater a BUS buster?
11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 30
Views: 3699
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