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ASHP-BOBBA
@ashp-bobba
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Honorable Member
Joined: Dec 6, 2024
Last seen: Sep 5, 2025
Profile Activity
Topics: 1 / Replies: 212
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RE: Air Changes per Hour - ACH and the MCS requirement

@jamespa Hi James, I never mind these questions as its helps me learn too. I see this a lot, so I think there is currently no market value for them to...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Failed install (initial SCOP1.8), clueless installer compounded by poor manufacturer support. Help needed desperately!

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air Changes per Hour - ACH and the MCS requirement

@jamespa Its interesting that 10% miscalculation on design and can make such a big difference to running costs compared to the boiler days. I think we...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air Changes per Hour - ACH and the MCS requirement

@jamespa for the cheapest Its about £6500 +Vat, and £200 training, the more expensive is £11,000 and training and a loss of days works so If I get one...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Sizing of heat pumps

@benson HI, I don't know Clivet that well but if they have the data you will be able to get it straight from the manufacturer. I though most manufactu...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Air Changes per Hour - ACH and the MCS requirement

It is expensive to gear up for either Pulse or Fan testing, some where between £10,000 and £20,000 for all the equipment and training but it would be ...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air Changes per Hour - ACH and the MCS requirement

@matwin Quick question, do you think you would be more likely to have gone with a provider that included air testing in the building heat loss survey ...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Radiators downstairs are cooler at the bottom after ASHP install

@melonbuffet Hi Melon, I would just concentrate on balancing as best you cvsn with clip on pipe clamps so its more accurate and then write it on a spr...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Radiators downstairs are cooler at the bottom after ASHP install

@melonbuffet Hi, this sounds great is you are getting 5 diff on the bigger rads now, all i need you to do is the same test again with every thing full...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Commencing on an ASHP Installation Process

@sheriff-fatman Thank you for a very detailed review of the process you went through, it is good to see that you got a wide variety of quotations and ...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 5 Star Service from Havenwise

@hcas Excellent service, I have 2 clients about to engage your software for their systems and it is going on my new home system late this summer all c...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Radiators downstairs are cooler at the bottom after ASHP install

@melonbuffet This is great assuming now the down stairs rads are working better? So it likely the smaller rads have a shorter DT and is closer to corr...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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