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batalto
@batalto
Member
Noble Member
Joined: Apr 9, 2021
Last seen: Nov 3, 2025
Profile Activity
Topics: 24 / Replies: 1068
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Reply
RE: To ASHP, or not to ASHP, that is the question!!!!!!

@rv3 Its just your heat loss per m2 of the outside of the building e.g. what is the replacement number. You can then multiply this by the size of your...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: To ASHP, or not to ASHP, that is the question!!!!!!

Your w/m2 losses is shocking. As a comparison our renovated house has a loss of 34 w/m2 and our house is actually bigger at 261m2 I would advise you...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

@derek-m it's down at 50° for theb moment. Let's see what the wife says...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

@kev-m I think everyone has zero idea of how efficient their boiler actually is - I didn't even think about it. My assumption, like anyone, would be t...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

I totally forgot the boiler had the feature. I was told when it was put in that it should be 90% efficient. But I can just tap a button to see. To be ...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

Hi all, I just checked my current boiler (Ideal Vogue Max 32kW) and I checked the efficiency level which is an option in the menu. Its down at 58%! ...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is it possible to recoup the investment on batteries?

I track my system month my month and then break it down into an annual sheet (attached). When I installed my PV I opted for a hybrid invertor (Sofar M...

6 years ago
Forum
Energy Storage
Reply
RE: Air source heat pump performance

I cannot see how it would hurt. I am surprised an installed recommended that space given how tight it is. Ours discounted the side of our house for th...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is it possible to recoup the investment on batteries?

In my view (I have 7kwh of batteries and solar PV) batteries are totally worth it. Mine provided 31% of my supply last year and "paid back" £233 of th...

6 years ago
Forum
Energy Storage
Reply
RE: Air source heat pump performance

@sam pretty sure I've been told that ASHP's need a lot of space to ensure they get a good flow of air around them. If its intaking air at 10 degrees y...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP Consumption

I already have a PV to immersion diverter, however with an ASHP this isn't really worth it. the ASHP will be much more efficient. On the battery the...

6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
ASHP Consumption
6 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 6
Views: 5724
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