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AllyFish
@allyfish
Contributor
Noble Member
4216 kWhs
Joined: Oct 31, 2022
Last seen: Mar 19, 2025
Topics: 22 / Replies: 457
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RE: British Gas kicks off price war for heat pumps

Quite a bit of coverage over on LinkedIn about this one. And so the race to the bottom begins. Price driven installs seldom hit the required quality a...

2 years ago
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RE: Flow temperature & weather compensation. Impact on efficiency

@tim441 this is really useful info and a great find. Your experience of converting from oil to ASHP mirrors mine. I'm only 3 months into the journey h...

2 years ago
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RE: Buying a house with an ASHP – what to look out for and what questions to ask?

@derek-m Grant UK in my case. By their own admission, they 'make it easy' for tradesmen used to fitting gas boilers to fit ASHPs. But that does not ma...

2 years ago
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RE: Buzzing noise from UFH manifold

Maybe a bit of wear and tear? Bleed the system of air, it's not something you want in the system. I have one TRV that quietly 'sings' when it modulate...

2 years ago
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RE: Buying a house with an ASHP – what to look out for and what questions to ask?

@abernyte "If it is the manufacturers agents then at least you know it was correctly installed and setup." - you would hope so, but... We've seen mu...

2 years ago
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RE: Buzzing noise from UFH manifold

Wow! ASHPs need to deliver more flow than conventional fired boiler heating systems, as they operate a much lower delta T supply and return temperatur...

2 years ago
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RE: Install a Grant Aerona 13kW instead of Mitsubishi Ecodan 11.2kW?

Hi @kitkad, I have a Grant Aerona 10kW installed since Oct last year. It struggled a little in the December cold snap, mainly due to the time it was s...

2 years ago
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RE: No heat in radiators since heat pump failure

Radiators that are only getting warm at the bottom only sounds like they are full of air. Easy to check that one. Has the Ecodan got either a manual f...

2 years ago
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RE: Massive Electricity Cost

A cylinder should last more than 6 years. It could have had a manufacturing fault, but the picture seems to suggest it corroded from the inside out. B...

2 years ago
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RE: Our Grant Aerona R32 13kW ASHP installation

You weren't tempted by the Grant integrated cylinders then? They come at a premium, but look rather smart./p>

2 years ago
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RE: Our Grant Aerona R32 13kW ASHP installation

Bad news and good news. We have about 500litres of oil in our tank, which I'm gravity dispensing to a couple of neighbours below my house c/o a long...

2 years ago
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RE: Cosy Octopus - New ASHP tarrif

@transparent you make some very valid points. OK, I was hasty. I have crunched some numbers, and looked more in detail at the Octopus Cosy tariff prod...

2 years ago
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