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Last seen: Jan 18, 2026
[quote]Zoning is a last resort, but only if it is designed correctly. If the heating system is not specifically designed to do it, DO NOT do it. It wi...
[quote]I always try to use 1 pump, but more may be needed if 1 is not big enough.[/quote]Paraphrasing, does this mean if the only pumps that could pro...
[quote]Almost impossible. Correct flow rate can only be determined on commissioning, anybody who says otherwise has never commissioned a system correc...
[quote]One that will do the job, they are tools, if you use the wrong tool, it will not work. They all the same these days.[/quote][/quote]From readin...
[quote]Correct system design[/quote]I think I'm right in using this as an example: does one determine the lowest optimal UFH flow temperature and incr...
[quote]Corrct emitter design[/quote]Understood!
@heacol, many many thanks for your reply. I've broken my comments into individual posts so it's easier to manage further quoting: [quote]NO, an...
That's a good shout, Major; one to validate On the subject of notifications, is / could there be an option to only receive one email per topic such ...
As mentioned, I have mapped these - how do I proceed from here? I know this too, but they aren't right at present. So I understand, however...
Thanks for the response, @johnmo. No. How would I do either/both of those, please? I suspect the answer, in lieu currently of a way t...
For the reasons I mentioned in the first paragraph, plus to simplify the design + reduce amount of kit - i.e. three pumps to (potentially) one = quiet...
Latest Posts
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
Your topic raises my interest for a couple of reasons. ...
By DavidB , 6 minutes ago
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@batpred frost protection £632 ??? That is taking t...
By MartinRobinson , 27 minutes ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Interesting questions. If the answer to either ...
By ChandyKris , 39 minutes ago
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RE: Renewables & Heat Pumps in the News
@editor, I hear that too. I can confirm that out of ...
By ASHP-BOBBA , 8 hours ago
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@derbygraham fully agree with James, and it’d be good t...
By Mars , 9 hours ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 10 hours ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 11 hours ago
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There are just too many unknowns for me to comment on p...
By Transparent , 13 hours ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 14 hours ago
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RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 15 hours ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 18 hours ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 1 day ago
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 2 days ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus
Quite right. I was using a rough guesstimate of doublin...
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RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
By petch , 2 days ago
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RE: MCS Quality Audit – Has Anyone Had One? Did It Lead to Remediation?
@toodles The whole scheme is a shocking waste of money....
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RE: Anyone concerned about GivEnergy?
Many thanks for your, and the subsequent, answers tk qu...
By KevH , 3 days ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
Yes, and these guys would probably be my preferred inst...
By Batpred , 3 days ago
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RE: Hot water tank lose heat rapidly on random days
@jamespa Hopefully their reasons are well intended! ...
By Bash , 3 days ago
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RE: Ecoflow UK Support & Info Thread
As mentioned above, we’ve got our full review of the Ec...
By Mars , 3 days ago
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RE: Say hello and introduce yourself
@sonosppp welcome to the forums. I see you've posted in...
By Mars , 4 days ago
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RE: Guidance with installing a new heating system
@bobflux Great, thanks for the advice. The pipe has an ...
By Hamilton , 4 days ago
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RE: Daikin Altherma 3 LT compressor longevity question
@optimistic-optimiser I have has a Daikin for a few yea...
By madsid , 4 days ago
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RE: UK DIY Battery: SEPLOS 48V 200Ah x2 + Sunsynk 8K – Safe Installation for Garage Conversion
The rule of thumb is to ensure that you can isolate any...
By Transparent , 4 days ago
