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Mars
Mars
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Joined: Feb 11, 2021
Last seen: Sep 18, 2025
Topics: 309 / Replies: 3125
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RE: Vaillant aroTherm 15kW ASHP - problems with council

@mbcool, 7m is a fair old distance. With our ASHP, stepping back 5m reduces sound greatly. Did your neighbour object?

4 years ago
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RE: Legionnaires and heat pumps

@kev-m, that’s all bang on. I didn’t realise Legionnaires died so quickly at over 60C. Interesting. Our DHW is set to 44C. The heat pump was set to ...

4 years ago
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RE: Vaillant aroTherm 15kW ASHP - problems with council

Here’s a cheeky suggestion from another experienced installer: “Put a wooden cover over it, then you can't see it. It's no quieter but according to mi...

4 years ago
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RE: Vaillant aroTherm 15kW ASHP - problems with council

Just had a reply from an installer this query and they asked: “020 says 42db at neighbour’s nearest point, not sound output of heat pump at point of o...

4 years ago
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RE: Vaillant aroTherm 15kW ASHP - problems with council

Specifically, the proposal would operate at 7.5 dB(A) above the prescribed MCS (Permitted Development) level of 42dbA. That is a very, very low ba...

4 years ago
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RE: Vaillant aroTherm 15kW ASHP - problems with council

@dchilton, this is a new one for us too. In response to the original question, the heat pump will run almost 24/7 from November to Feb/March if you...

4 years ago
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RE: 17kW Grant Aerona in a 230sqm retrofit

Welcome to the forums @julieb89. Good luck with your installation. As Julian says, please take as many photos as possible, and please fee free to post...

4 years ago
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RE: Who's your electricity provider and what's your tariff?

No reply from E.ON Next so I called them today. Was on hold for ages - close on 40 minutes. I explained to them my tariff hadn’t changed when we went ...

4 years ago
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RE: Thinking about switching from an ageing boiler to a heat pump

Welcome to the forums @pete22. At the moment, with the price of electricity, heat pumps are expensive to run, but gas has also shot up in price. Heat ...

4 years ago
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RE: New 12kW Samsung heat pump

@rsk14, welcome to the forums and it’s great that you’re looking to find out more about your system. There is a bit of a learning curve to heat pumps,...

4 years ago
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