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heat-pump-newbie
@heat-pump-newbie
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Joined: Dec 11, 2021
Last seen: Aug 17, 2025
Topics: 11 / Replies: 159
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RE: Considering a heat pump for a '50s house

@balalto - that's all necessary for MVHR but what about PIV ? Where heat recovery doesn't seem to be a thing ?

3 years ago
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RE: Considering a heat pump for a '50s house

@heacol While we're talking initials: What's your opinion of PIV ? Positive Input Ventilation. Is it just a way of losing heat without having the wind...

3 years ago
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RE: Advice on reading thermal images

@robl I have an Fluke IR thermometer which is great unless the scanned surface is shiny, like a copper pipe... Would the Flir have trouble giving a me...

3 years ago
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RE: Advice on reading thermal images

@editor Which Flir model was it you used ? I've been thinking about getting the 'cheap' one Flir One Gen 3 with resolution of 60 x 80.

3 years ago
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RE: Vaillant Arotherm Plus issues - circulation, efficiency and performance

@saz Wavin not drowning ? I do hope you get this sorted soon !

3 years ago
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RE: Say hello and introduce yourself

Hi Derek. Can you explain a bit more about the diverter please, a 2kW convection heater sounds like it could be a useful addition to the heating optio...

3 years ago
Topic
Replies: 2
Views: 5235
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RE: Bristol ASHP consideration

Very revealing @alastair. Years ago I nearly got stuck behind the bath by squeezing myself round to reach a big hole just as you describe and stuff it...

3 years ago
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RE: Circulation pump issues

@saz have you managed to get any joy from your installers today ?

4 years ago
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RE: Circulation pump issues

@saz I know what you mean - but it can't get much worse than no heating and no hot water. Can you attach a photo of the pump. Derek is great at explai...

4 years ago
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RE: Circulation pump issues

Sounds like a big mistake having leak sealer put into your heat pump. Did you installer do that ?! Surely that's the reason for 'compressor blocked'.

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

I'm surprised you don't think having a smart meter is for the greater good, allowing data to be recorded in finer detail in the advance towards net ze...

4 years ago
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