Last seen: Apr 7, 2025
@lucia It would be interesting to know the volume of your system and typical flow temperature. Bob
Hummm......larger system volume would have more energy stored in the water so the bulk average water temperature reduces less when the defrost cycle h...
This is a very complex problem. I know with a gas boiler increasing the flow temperature makes the device burn more gas, but how does a heat pump ma...
Hello, TL;DR I think you have the weather compensation set too high at low OAT, try dropping the upper setting to 50C. I've been going over the d...
oh that's a shame. I was hoping I could learn something about the minimum duty your system can handle so I can optimise my design for low duty operat...
Thank you for the quick reply. I thought I saw you mention you had a plate exchanger in your system, which is why i asked if you had a drawing. Do y...
Hello there, I'm new to the forum. I see that cathodeRay has made many posts about his Midea ASHP does not seem to behaving properly, there are sever...
Mars hello there. I plan to go air to water and then into a home made HVAC air filtration "thing". I'm not really sure how it's all going to go toge...
Hello, new member here. I'm about to start my ASHP journey by using one to heat my garage/workshop space, I thought this might be a good place to st...
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RE: My DIY Heat Pump installation
If you are interested in getting better control of the ...
By Grantmethestrength , 5 hours ago
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RE: Midea ASHP – how to set weather compensation
@benson I checked the last week of data and i must say ...
By Mosibi , 6 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
Did @mark-hall really just say that?! 🤯 He drop...
By Mars , 11 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Oh completely, he even said without the hydrau...
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We privatised electricity (back in the 80s I think) so ...
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RE: Electricity price predictions
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RE: Help me keep the faith with my air source heat pump installation
There is no such thing as a silly question! @toodles ...
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RE: UFH downstairs and radiators upstairs balancing question
Isn't this a great example of KISS!
By JamesPa , 18 hours ago
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RE: Who has a V2G EV installation
Would that be a Chint RCD perhaps? Have a look at thi...
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
11.2kW Ecodan Manufacturer: Misubishi Model: PUZ-WM...
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RE: Homely asking about Solar Panels.
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RE: Mediation with RECC, what's your experience?
@editor Thank you, I really appreciate it! I've made ...
By TreeWizard , 1 day ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
Are you able to post a photo of that 180-litre cylinder...
By Transparent , 2 days ago
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Renewable heating and renewable energy are very jargon ...
By Majordennisbloodnok , 2 days ago
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Agreed. It doesn't take all that much maintenance to ke...
By Majordennisbloodnok , 2 days ago
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RE: Oil Boiler & Heat Pump Hybrid System
OK. Got it. As a fellow rural West Country resident, ...
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
Ok so that seems to be the key point namely only mcs ca...
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