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Last seen: Jan 28, 2026
No idea, they may have done that when did the 50L install, but didn't mention it. He was saying the primary circulating pump (one bottom ri...
…and it's not the water pump, ramped up to 28l/min - 30l/min, then quite soon after dropped to 20l/min. Thankfully Grant had the sense to also send ...
Shortly installer is coming to replace the offending pump &/or the pcb controller (can't remember the term). 1 living room sitting at 1...
Oh completely, he even said without the hydraulic break either a secondary pump would have taken over or it just would have obviously not bee...
That's good to hear. I truly hope this 10 minute replace of the pump will do the job and I can sign off this project and move on!
Here it is: (Ignore lack of lagging for now, they're coming back tomorrow/Friday to sort that)
Hi @toodles , hope you're keeping well! It's been plumbed in as a 4 port LLH/volumiser combination. Much to my annoyance when the specialist wanted...
@jamespa be very interested to know your thoughts on this. A 6L LLH replaced with a 50L one…could that cause more issues? I'll hopefully have the ...
So another update! The 50L is in, the plumbers flushed and refilled system. They ran it for a good couple hours, and…… …the Grant ASHP kept shor...
Gone with Fernox Alphi-11, relieves the installers concerns on no anti-freeze (glycol), and Eskimo got back to me saying it's all good. They've flus...
They're here today, he brought both: Fernox F1 Fernox Alphi-11 - the one he'd like to use as combination inhibitor/anti-freeze ...
Installers coming tomorrow. One has messaged messaging not got Fernox F1 but Fernox with antifreeze. What are thoughts on that? He’s happy for me to d...
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Degrees of Separation
Latest Posts
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RE: Why are ASHP installs so expensive?
Agreed. There´s another aspect that could eventually...
By Batpred , 7 hours ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 9 hours ago
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RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 11 hours ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 12 hours ago
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RE: Missing flow temperature in Heat Geek proposal
@jamespa My RFQ went out to 20 companies via email; in ...
By Toodles , 13 hours ago
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My feed of random industrial auctions turned up this au...
By Prunus , 14 hours ago
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RE: Cascade System or larger single unit
Hmmm. We have 500sq metres here (including some very hi...
By Carpenterstation , 15 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 2 days ago
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We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 2 days ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
Have you looked at the Nibe website? They list their ap...
By Lizzie , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 3 days ago
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We kept ours and Heat Geek would have been in touch if ...
By Batpred , 3 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 4 days ago
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RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 4 days ago
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