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Judith
@judith
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Prominent Member
Joined: Nov 28, 2023
Last seen: Aug 10, 2025
Profile Activity
Topics: 2 / Replies: 371
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Reply
RE: Heat loss calculators and spread sheets

@sicky I can’t separate out the garage EWI easily since it was part of a bigger job. The insulation was 70mm which is about what you need for building...

8 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Runing ASHP efficiently, general thought process. (Low and slow)

@boycey The only added wrinkle for your flat is that 5kW is a lot for a 2bed flat so your pump perhaps could be on for less time. UFH often has a “lon...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat loss calculators and spread sheets

@sicky our garage was made into a warm room using external insulation and its usual to use a system, primer, glue, fixings, board, render. Ours happen...

8 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Avoid the Heat Pump Villain: Why Low-Loss Headers and Buffers Can Sabotage Your Heat Pump's Efficiency

Perhaps you should sort out /have someone else sort out your system and then you’ll will know what matters. I know several posters here have told you ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: non-Mitsubishi owners - how much control do you have over your ASHP "freeze stat" function?

I spotted our value ages ago buried deep in a document/menu but now can’t re-find it! It will be the same 4C as JamesPa’s value, assuming it’s the d...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: non-Mitsubishi owners - how much control do you have over your ASHP "freeze stat" function?

Can you explain the freeze stat function please? What is it supposed to to do? It us certainly to be described/labelled differently on other makes but...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Boxt Heat Pump Installation Experience

Definitely interested in hearing more. Did you get the government grant?

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Share Your Experiences with Heat Pump Manufacturer Support

@editor it would have been easy if the first guy who visited very promptly had been more software savvy but he did say he didn’t know much(!)

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Has anyone replaced an old ASHP with a new one?

I’m not surprised an installer suggested replacing everything since he gets more work! Your system is 16 years old so what else might need changing?...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Adding underfloor heating to existing HP system

We have ufh in a small downstairs extension and it is far superior to the radiators elsewhere. It’s a small area so a simple thermostat mixer dropped ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Avoid the Heat Pump Villain: Why Low-Loss Headers and Buffers Can Sabotage Your Heat Pump's Efficiency

@iantelescope Heat-punk is good for seeing the effect of radiator size, flow temperature and general house heat loss. You put in all house dimensions ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: In the Bleak Midwinter... Midea heat pump performance, poor COP and windchill in action

I look forward to seeing the results of your script. I fiddle with our WC curve increasing/decreasing between 0.55 and 0.75 according to the extent ...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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