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Joined: Jan 20, 2022
Last seen: Sep 9, 2025
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Topics: 16 / Replies: 2454
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RE: No spare parts for Vaillant Ground Source Heat Pumps in the UK & major corrosion issue is another problem for GSHP

Sorry... I don't follow this statement. If your husband is flushing through a sealed/pressurised circuit which includes the heat exchanger and pump,...

3 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: Pure Drive Battery Storage System

That information on the datasheet isn't helpful. The point is that a PureStorage 2 battery can charge and discharge at 100A maximum. Converting it t...

3 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: No spare parts for Vaillant Ground Source Heat Pumps in the UK & major corrosion issue is another problem for GSHP

I would certainly call it negligence @phowardstutterheim - for both bodies of circulating water. I'm not sufficiently certain of the legal definitio...

3 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: No spare parts for Vaillant Ground Source Heat Pumps in the UK & major corrosion issue is another problem for GSHP

I don't regard that as a particularly reassuring observation. Two years ago, I was able to dialogue online with a group of 250 households who were p...

3 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: No spare parts for Vaillant Ground Source Heat Pumps in the UK & major corrosion issue is another problem for GSHP

Well this going to be an interesting discussion.... we're starting from a position where our experiences differ! 1: What about bypassing Vaillan...

3 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: No spare parts for Vaillant Ground Source Heat Pumps in the UK & major corrosion issue is another problem for GSHP

Hi @phowardstutterheim and thanks for posting here. You raise a number of points which I'd like to pursue. 1: There are other routes through which y...

3 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: Pure Drive Battery Storage System

C-rating refers to the individual (3.2v) cells which are combined to build the battery. 16 such cells make a '48v' battery, which is what those four...

3 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Cosy Octopus - New ASHP tarrif

Is this the moment when I should be posting examples of underground supply cables over-heating due to the increasing number of EV-chargers? Our 440v...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Cosy Octopus - New ASHP tarrif

That's why the BEIS Team devised the random number system for our Smart Meters 9 years ago! Energy Suppliers seem very concerned to use the internet...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Cosy Octopus - New ASHP tarrif

Quite @derek-m ! In fact, those of us with storage batteries and an appreciation of how electricity demands are made, could readily configure them t...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Cosy Octopus - New ASHP tarrif

Where are those 'regulations' published @jeff ?These must surely have been agreed in discussions with Ofgem. To allow the Energy Supplier to alter y...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Pure Drive Battery Storage System

I'm glad to hear that @dunlorn - unless you happen to know who manufactures the cells for Pure, we can't check their actual specs of course. What ab...

3 years ago
Forum
Solar Photovoltaic (PV)
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