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Kev M
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Kev M
@kev-m
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Joined: Mar 5, 2021
Last seen: Jan 8, 2025
Profile Activity
Topics: 10 / Replies: 1266
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RE: What do we need to know before installing a heat pump?

The rest is fair enough but not the bit in bold thanks. I don't want my tax money paying for someone's air conditioning unit that's never used for he...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: What do we need to know before installing a heat pump?

IMO the idea you need to keep the ASHP running as long as possible at really low LWTs may not be the best approach. At 30 deg LWT and a delta T of 5,...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: Energy Performance Certificates (EPC)

@jamespipe I went from storage heaters to ASHP. My energy costs are one third of what they were. My EPC still has storage heaters listed as the m...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: What do we need to know before installing a heat pump?

@cathoderay, not all original but these are my thoughts on your conundrum. your ASHP runs 24/7; your oil CH didn't your house was colder with oil ...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Replacing a gas boiler with a heat pump is "irrational"

There are some small scale experiments. Heating homes directly with H2, green or otherwise isn't currently viable. The infrastructure isn't suitable...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Replacing a gas boiler with a heat pump is "irrational"

There are some small scale experiments. Heating homes directly with H2, green or otherwise isn't currently viable. The infrastructure isn't suitable...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Say hello and introduce yourself

@jamespipe I have never seen any such study but I would think the localised effect would be immeasurably small. If you think about it, all renewable...

2 years ago
Forum
Introductions, Forum Rules & Updates
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RE: Replacing a gas boiler with a heat pump is "irrational"

Fantasy for now.

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Ecodan 11.2 KW Flow Rate

The FTC6 manual suggests 14-32 l/min as the acceptable range so 32 would be right at the upper end. My 14kW Ecodan is running at about 24l/min, also ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Weather compensation and air source heat pumps

@editor, There may be a lower cut off for flow temp built in. From what I've seen with Ecodans it's hard to get them to run at very low flows; your...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

@sunandair I use the standard Ecodan MMSP package like this. I then grab the csv file Melcloud produces into Python as and when I like to produ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Dedicated heat meter and HP heat meter discrepency

@theallan, another thing to check is whether the heat meter is configured for glycol. A glycol mix has less heat energy than pure H20. My heat met...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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