
Last seen: Aug 27, 2025
Possibly. But I'm not aware of a 'reservoir' which allows that to occur. The one I have simply holds the liquid which has been allowed to drain out ...
You are correct @derek-m A solar thermal system (which is pressurized of course) might contain water above 100degC. The 'proper' pipework has to be ...
Unlikely... because you've got a unit designed for the UK market. Heat pumps for the USA market usually incorporate a 4-port (2-way) valve which all...
There is a correlation between the width of the hysteresis you set on the controller and the curve it uses to define the pump speed. Most Solar Ther...
Can you please remind us of the layout of your cylinder? Is it a DHW cylinder or a thermal store?
Yes... I 'get it'.And I think you're heading in the right direction. Up until now, all heating and DHW control systems in the UK are operating on me...
Ah... but this site is in Cornwall. 😎 There are a number of good reasons why GSHP installations are proportionally higher in Kernow than on the eas...
I think he means forever and ever @saecula-saeculorum 😉
Hi @saecula-saeculorum and welcome to the forum. How far on is the barn conversion?Ie... is it too late to specify underfloor heating? What's the ...
I too have another question @z8lccda 🙂 I assume that your present PV panels are connected to the grid via an inverter with a G53 certificate (an a...
Understood. Electricity is often regarded as the "highest form" of energy from renewable sources. It retains the potential to be converted into so man...
Do you feel up to doodling your intended system diagram and posting it here please @ronin92 ? You can literally do a pencil sketch on the back of an...
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RE: What crazy nonsense are inverter limits and why are they imposed?
I disagree. You don't even require G99 consent from y...
By Transparent , 34 minutes ago
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RE: Electricity price predictions
Actually there would be a good logical case for this. ...
By JamesPa , 45 minutes ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@jamespa unfortunately, your plumbing and shelving appr...
By GrahamF , 2 hours ago
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I've heard good things about FoxESS too. I have a work ...
By Majordennisbloodnok , 2 hours ago
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 17 hours ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 1 day ago
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RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 1 day ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 1 day ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 2 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 3 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 3 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 3 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 4 days ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 4 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 5 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 5 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 6 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 7 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 7 days ago