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Derek M
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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4405
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RE: What do we need to know before installing a heat pump?

@jamespa I presume that you have been in touch with MCS to ask them to clarify why some of their accredited installers appear to keep wanting to spe...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: ASHP + Diesel heater?

If one considers how a heat pump functions. Say a heat pump is consuming 1kW of electrical energy and producing 3kW of thermal energy, then it would...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: What do we need to know before installing a heat pump?

Use the following link. I'm afraid that size does matter with heat pumps. I would suggest that to cover all eventualities a heat pump maximum out...

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

Of course they are different, one qualifies for the £5000 'bribe', so is much more expensive, than the one that doesn't. Simples. 😎

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

@jamespa Thanks for the clarification. I stand corrected on the permitted development requirement for an MCS accredited installer, I must admit that...

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

Unless they have changed the rules recently, I don't remember the requirement that the installer had to be MCS accredited for an installation to be ca...

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

What would you like to know? Most instrumentation systems are selected to operate in their 60% to 70% of Full Scale Deflection (FSD) range under nor...

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

@sunandair The flow rate through 15mm pipework will indeed be the same as through 28mm pipework, since it is the quantity that is being measured. Th...

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

Do you mean the former, rather than the latter? What is the most efficient way to operate a heat pump in milder weather conditions could be dependen...

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

That's a brilliant idea, why didn't I think of that. 🙄 Or you could just switch off the heat pump for a couple of hours and then switch it back on....

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

I wouldn't recommend stating that if your compressor breaks and you wish to claim a replacement under warranty. 🙄

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

@jamespa Let's see if we can agree upon some things. Say that at minimum operating parameters a heat pump is producing 2.5kW of heat energy, but t...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
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