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HughF
@hughf
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Noble Member
Joined: May 2, 2022
Last seen: Jun 27, 2025
Profile Activity
Topics: 5 / Replies: 484
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RE: Warmflow ASHP costing a fortune to run and ignored by installer

OK, so you've replaced a pellet boiler which was probably around 24-30kW, and would have been batch fired into a large thermal store or buffer tank. T...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Another 17kw Grant Heat Pump - Advice Needed!

Secondary bypass is here, black top...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Warmflow ASHP costing a fortune to run and ignored by installer

The Warmflow AS03-R32 is a 20kW rated unit, it's quite a beast. Let's assume that it's running those rads at a fixed temperature of 50 degrees, close ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

@oswiu the building regs from 5 yrs ago made no recommendations for air tightness, that has only just come in with the changes to part L. The OPs ho...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Massive Electricity Cost

You should have moved to a smaller house 🤣 and not installed a grant, or in your case two of the darn things… They're good units, made in Japan by C...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

@mcwatson1974 11m of bifolds, there’s your problem right there…. did you have a blower door test done on completion? It might have loads of insulati...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: MCS Certified installer problem

The shouldn't reject it on planning, the noise thing is an issue for environmental health, not planning. Planning won't listen to your whining neighbo...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Accessing and analysing data from your heat pump

All this talk of obfuscation..... I just sent an email to the MD of my ASHP supplier and said 'can I have the modbus register map please' - got a PDF ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: MCS Certified installer problem

So aside from the PD issue (easily resolved with a retrospective planning application), what's the issue here? Given that RHI has stopped, I can't see...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - Want to run 24/7 but continually calling for heat

@mcwatson1974 Congratulations, you've found the heat loss of your house, it matches whatever heat output your 8kW ecodan was delivering when it was co...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Batteries Cold Weather

My 10.6kWh slab of 11 year old LiFePo4 is in an unheated shed, I limit my charge rate to 20a in this temperature and limit my discharge rate too (no e...

3 years ago
Forum
Energy Storage
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RE: EBAC re-entering the ASHP market in 2023

Interesting.... Although we're trying to get the unit costs down, I fail to see how manufacturing in the UK achieves that. Let's hope they start wi...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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