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Adrian
@adrian
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Joined: Oct 15, 2024
Last seen: Dec 13, 2025
Profile Activity
Topics: 1 / Replies: 32
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RE: Heat Pump Sizing & Installation Costs

100m2 5kw £11000-£7500=£3500 pick 3 radiators

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Setback savings - fact or fiction?

I think the theory should be that you save what the difference in heat loss is between normal and lowest temperature that is reached during the setbac...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?

I didn’t take one out and surprisingly Boxt didn’t try to sell me one. I’m sure they will correct that oversight. The Vaillant guarantee says: Dur...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump quotes: Advice needed

@chansug for me the survey was done by the engineer that did the installation, but I think that is not a given and the install might be done by a diff...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Roughly confirming ASHP sizing using existing heat data

From my experience I’ve learned the following: the heat loss calculation is definitly an estimate. For starters the u values of the materials and t...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump quotes: Advice needed

you can play around with the answers to get to the right value. Like you I already knew the heat loss so I changed the build year until I got the righ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump quotes: Advice needed

You might want to give Boxt.co.uk a try. At least for me they had octopus level price, but were able to proceed quite quickly. They also give an upfro...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mixing of pipework/components' with different internal dimensions - theory vs reality/practical approach

Maybe the analogy is imagining that cars could just drive faster through those single carriage section. All that acceleration and extra friction would...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump quotes: Advice needed

My answers to your initial questions: 1. They are all close enough and match your usage figure to be right. I’d say the not so local firm is wrong t...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

it’s because there are 10kwh hiding in every Liter of oil.

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

Hi, I think partly the problem is the immediate feedback that the electricity meter provides, versus the oil boiler where (I presume) you just get the...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is My Midea Heat Pump Inherently Defective?

No answers here, just some observations. Your flow temperature is reasonably high, which maybe indicates slightly smallish radiators and would give ...

12 months ago
Forum
Air Source Heat Pumps (ASHPs)
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