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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Jul 23, 2025
Profile Activity
Topics: 16 / Replies: 2636
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

I dont think you attached the video.

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Large ASHP recommendations for listed house

Underfloor heating? - given you are putting insulation in between the floors its got to be worth considering although LB constraints may make it impos...

5 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Large ASHP recommendations for listed house

The MCS guidelines specify a certain volume per bedroom (I cant remember exactly what) so they will likely have got 400l from that. The penalty for...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ideal Logic 10kW Heat Pump Pipes Noisy and Very Expensive to Run

@ajbevster If it's fully pushed in yes, better if it also had some tape over the hole to ensure that circulating air didn't cool down the sensor. ...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Large ASHP recommendations for listed house

I should clarify that it's possible, given size and lack of insulation, that 80kW could be right, but not 25kW. For me this is the red flag that unde...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ideal Logic 10kW Heat Pump Pipes Noisy and Very Expensive to Run

Yes, or not properly pushed into the pocket on the side of the cylinder.

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Large ASHP recommendations for listed house

Its not 'very high' its completely ridiculous. 25kW is still enough to heat 12cu m of water every day, I repeat, what are you gong to use this vast a...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Large ASHP recommendations for listed house

120kW seems enormous, whats the floor area of the property? I dont understand why DHW needs to increase because the property is listed. 50kW allows...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Its the actual flow rate, after you have bypassed the buffer/pump, that you are interested in. Your controller should have a read out and I would mak...

5 months ago
Forum
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