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Old_Scientist
@old_scientist
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Joined: Jun 16, 2024
Last seen: Jun 11, 2025
Profile Activity
Topics: 5 / Replies: 158
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RE: Flow Rate & Low Loss Headers

Rather than looking at average energy usage for Feb, do you know what your gas usage was for the coldest day last winter (or the day with your highest...

2 hours ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Sizing of heat pumps

I agree it's not very helpful. Generally, the max heat output at -2C is going to be a little lower (maybe 3-5%) that the figure at -7C. That may sound...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung heat pump sizing

Firstly, most of the heating season in terms of time, but not in terms of energy usage. You will use more energy in the coldest two months than you do...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung heat pump sizing

I think this is a good point. We have a massively oversized heat pump (12kW ASHP for a heat loss closer to 4kW), but we have large radiators that al...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Enabling WiFi: Samsung ASHP on Smart Things App

@grahamh-uk You can switch tariffs with Octopus instantly - I've switched back and fore a couple times between Cosy and Agile, and the switch is insta...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: How accurate was your heat loss survey?

My heat loss survey came back at 7.4kW We keep our house a little cooler than design temp, at around 19-20C, and 18C overnight. On the coldest day l...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Enabling WiFi: Samsung ASHP on Smart Things App

@grahamh-uk Yes, I have the same Samsung controller panel as you. I take photos of the use and generation numbers daily, simply so I can then add th...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Various different approaches to battery storage.

I thought I'd share my story/journey and experiences here (not sure if it's the best location, but much is relevant to this topic). I have an existi...

3 weeks ago
Forum
Energy Storage
Reply
RE: Enabling WiFi: Samsung ASHP on Smart Things App

@grahamh-uk thanks for the update. I had considered adding the WiFi module but didn't due to the cost. Like you, I collect the energy used and generat...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Planning Update: 1 Metre Boundary Rule for Heat Pumps Has Been Scrapped

Indeed it does. Brilliant, thanks @jamespa

3 weeks ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Planning Update: 1 Metre Boundary Rule for Heat Pumps Has Been Scrapped

@editor Do you know what the current regulations are for Wales, and if these are also being updated? I'm keen to have our ASHP moved as soon as the...

3 weeks ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Agile: average import cost vs other tariffs?

Thank you - I await your update 😀 Our average import rate on Agile for April was 15.4p. The first half of the month saw no heating, with a ...

1 month ago
Forum
Electricity, Tariffs, Monitoring & Providers
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