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JamesPa
JamesPa
@jamespa
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Joined: Apr 3, 2023
Last seen: Oct 27, 2026
Profile Activity
Topics: 28 / Replies: 5534
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RE: I'm new to all this. Am I setting off on the right foot?

OK 30MWh/yr is quite high. Can you tell us something about your house and water usage pattern?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: I'm new to all this. Am I setting off on the right foot?

3MWh/year is pretty tiny, are you sure of this figure? If this is correct then it implies that your house requires a boiler with an output of roughl...

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

I am guessing that they use the hp manufacturers pre plumbed cylinder to ensure that their rookie plumbers can't completely screw up.

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Crossed flow and return

Are you heating in June? Or is it in cooling mode? Are the sensors on external pipework or inside the unit?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: MCS heat loss calcs and Catch 22

Definitely. Start by asking for the current annual consumption (or better still smart meter readings) and heating pattern. That will give an estimat...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: MCS heat loss calcs and Catch 22

I feel for you. My _whole_ house needs 7.5kW but the MCS brigade insist it needs 16kW. I am fortunate that I spotted this before agreeing to an inst...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: MCS heat loss calcs and Catch 22

Interesting. Many of the words in that response echo a response recently received by me from MCS when I wrote to them about the inadequacy of the cur...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mis-Information Arrrrrgh!

Sadly this is bound to continue imho for so long as the grant harvesting industry, aided by the MCS monopoly, continue to dominate heat pump installs ...

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

@fazel I have made contact and exchanged emails. His coworker is supposed to call me. However it's clear that I'm 'out of area' so I'm not sure he w...

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

In fairness I think the policy objective is quite probably to build and train the industry. However I'm far from convinced it's doing that either (we...

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

@sunandair The videos look good. The first pretty much confirms the main problems with design/installation discussed here and elsewhere, the second c...

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

Sadly I haven't yet got to the installation side and as you say I am aware that this also has problems. If I am lucky enough to find a route to get t...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
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