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Kev M
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Kev M
@kev-m
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Joined: Mar 5, 2021
Last seen: Jan 8, 2025
Profile Activity
Topics: 10 / Replies: 1266
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RE: Heat wave 2022

Don't know; we're in Greece keeping cool 😆 🤣. It was a chilly 31C today, although it's warming up a bit later this week. Doesn't insulation work for...

3 years ago
Forum
Insulation
Reply
RE: ASHP on a low income: a cautionary tale

As long as you have correctly sized radiators it's a bit of a myth that you have to run an ASHP 24/7. (if you have underfloor heating it's different)....

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP What to do.

At 2.3 euro/litre, 7kWh per litre for LPG and 2200 euro per year I make that roughly 6700kWh. Assuming you get a COP of 3 then your ASHP would consum...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Electricity price predictions

Maybe a good indication of the likely price in the coming years. I'm surprised it's that low.

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Electricity price predictions

What sort of heating/DHW is that?

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Mitsubishi Ecodan 11.2kW vs Vaillant aroTherm Plus 10kW vs with/without Mixergy tank

We too have a Mitsubish ASHP and it's been great - good performance and reliability and lots of engineers who know them. I can't comment on Vaillant,...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Electricity price predictions

All I was saying is that if the electricity grid failed, domestic heating would be the least of our worries and, as you say, gas CH systems wouldn't w...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Electricity price predictions

@transparent I see what you're saying but the consequences of a catastrophic grid failure are not really anything to do with domestic heating. And...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Electricity price predictions

A gas boiler at 80%, including standing charge, would be beaten by an ASHP with a SCOP of 2.5 at these prices. I think that's a good thing. The £3k ...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: ASHP Install from hell part 1 - the schematic - EXPERTS PLEASE VIEW

3) Is the warranty valid? 3a) Not commissioned. Installed and running in a mis-configured (flows, returns and filters reversed) state for 9 mon...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP Standby Electricity Consumption

@ronin92 I think yes within reason. They will have a start up procedure before they start running properly. Best ask your installer/manufacturert...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP Standby Electricity Consumption

@editor Mars, see attached. This is how Mitsubishi explains how crankcase heating works. It does manifest itself as spikes. Not all compressors (a...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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