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Tallmarc
@tallmarc
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Active Member
Joined: Jul 7, 2024
Last seen: May 27, 2025
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Topics: 0 / Replies: 5
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RE: Rate the quality of your heat pump design and installation

I was chatting to a Vaillant engineer last week. He reckoned that about half of his heat pump call outs were due to poor design/ installation. And tha...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

@jamespa Thanks James. I’ve requested a call out from Vaillant, via my installer, and provided a recording of the sound and meter reading. I also have...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

@gary This was at -1.1 so not a particularly taxing operating temperature. The pump was also heating the house at the time, not defrosting or heating ...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

Appreciate this is an old post but I’m experiencing the same thing in the current cold snap. At freezing temperatures, my Arotherm Plus 7KW unit makes...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Say hello and introduce yourself

Good morning everyone, I’m really pleased to have discovered renewableheatinghub and have already bought a copy of the Bodge Buster guide 🙂 I’m in t...

11 months ago
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