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@editor
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Illustrious Member
Joined: Feb 11, 2021
Last seen: Sep 8, 2025
Profile Activity
Topics: 306 / Replies: 3106
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Reply
RE: Another should I or shouldn't I.

Welcome to the forums AJ. The ASHP decision is never an easy or clear-cut one. I’ve found that ASHPs struggle for 6-8 weeks compared to gas/oil, but...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Emphasis on Home insulation - perhaps too high.

@derek-m your system and the way you’ve implemented sounds super interesting. Should make for an interesting and helpful review.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Emphasis on Home insulation - perhaps too high.

@kev-m, that’s a useful explanation, which makes sense.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Emphasis on Home insulation - perhaps too high.

@neilsondhi, I can only speak from experience. In a hot climate, when a room is say 40C, and you turn the AC on (air-to-air), within 5-10 minutes the ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Emphasis on Home insulation - perhaps too high.

@neilsondhi, I think the difference would be that AC units are air-to-air, where ASHPs tend to be air-to-water. Having lived in an AC environment for ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Emphasis on Home insulation - perhaps too high.

@batalto, the RHI is a valid point. I will say that our EPC when we purchased our house was a D (67). Insulation, as I've said a few times, is good, n...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: To ASHP, or not to ASHP, that is the question!!!!!!

@rv3, the double glazing is good. Forgot to ask that.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: To ASHP, or not to ASHP, that is the question!!!!!!

A lot has been made about insulation, and rightly so. It is such a critical component of having an ASHP. You may want to consider renting a thermal im...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: To ASHP, or not to ASHP, that is the question!!!!!!

Welcome to the forums @rv3 and thanks for the kind words. As Derek says there are a lot of moving parts when it comes to ASHPs and what works for on...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

@vikror-blagoev, welcome to the forums. It is a long journey. The best starting point for an installer is the search directory on the MCS website.

4 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: In the news

@derek-m sent this to me earlier today. An interesting read on hydrogen:/p>

4 years ago
Forum
Well & Truly Off The Grid
Reply
RE: My not really getting there ASHP installation

I have some clarity about the soak away on the Vaillant units and it's to do with the R290 refrigerant which is propane (and therefore flammable). Vai...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Page 270 / 285
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