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JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Sep 22, 2025
Topics: 17 / Replies: 2890
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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?

2 years ago
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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...

2 years ago
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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...

2 years ago
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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...

2 years ago
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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 ...

2 years ago
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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...

2 years ago
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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...

2 years ago
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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...

2 years ago
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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...

2 years ago
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RE: What do we need to know before installing a heat pump?

I cant see that there is a major problem, certainly not sufficiently major to justify setting up a parallel system. Building inspectors are used to r...

2 years ago
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RE: What do we need to know before installing a heat pump?

Unless your current heating is resistance electric (or possibly oil once electricity prices come back down) there is no financial incentive so far as ...

2 years ago
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RE: What do we need to know before installing a heat pump?

4bed 1930s solid wall with later extensions to a better standard, fairly high performance double glazing and partial internal wall insulation. Two in...

2 years ago
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