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Sapper117
@sapper117
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Joined: Jan 1, 2022
Last seen: Apr 22, 2026
Profile Activity
Topics: 3 / Replies: 46
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@majordennisbloodnok 12p per kWh? Octopus giving 20p and on intelligent flux when they use my batteries to export between 3-7pm I get 30 (which I usua...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@bash I get bills of 700-750 in Dec jan and used to panic but after 4 years my pattern has never shifted so I just ensure sufficient is in my fund to ...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@bash my octopus estimate for my 8kwh system on intelligent flux with octopus in addition you need to add in the units generated that I used mysel...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: High air source heat pump running costs – Vaillant AroTherm Plus

@jamespa I wonder if it isn’t also lack of education as to how to use the systems. People I have spoken to seem to try and emulate the gas ch system w...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@bash I didn’t misread I didn’t follow!! My apologies

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: High air source heat pump running costs – Vaillant AroTherm Plus

@bash agree with much of what you say but disagree with your savings plan of running electrical appliances on cheap overnight power. As a property man...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 12kW Vaillant aroTHERM plus in the Scottish Borders: please help cure my COP envy

Ramblings of a retired Sapper @jonathans we have 2x6.5 aroTHERMs working together. On installation i was told just to run the system as set. Like yo...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Say hello and introduce yourself

@transparent visible to only those with relevant technical knowledge and experience. How arrogant and insulting to all of the rest of us who don’t hav...

3 years ago
Forum
Introductions, Forum Rules & Updates
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RE: Say hello and introduce yourself

@saecula-saeculorum we have a cottage on the east coast of scotland 60% of which is random rubble construction - effectively stone construction the re...

3 years ago
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Introductions, Forum Rules & Updates
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RE: Say hello and introduce yourself

@cathoderay very clear and consise explanation. Too much time spent on zones and valves while this takes care of most events it is easy to panic whe...

3 years ago
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Introductions, Forum Rules & Updates
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RE: Say hello and introduce yourself

@cathoderay very clear and consise explanation. Too much time spent on zones and valves while this takes care of most events it is easy to panic whe...

3 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

@timatheronwood Tim what time is your timer set to increase the heat from set back to daytime. Our valiant system is 17.5 set back to rise to 20 start...

3 years ago
Forum
Introductions, Forum Rules & Updates
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