Last seen: Nov 7, 2025
@stevehsp Can I suggest you read the introduction to ASHPs here as it will help understand the technology. In terms of quote time choices don...
Possibly you could have movable barriers available. The principal risk I think is forgetting you are on a flat roof, stepping back and... barriers p...
I think you may be considering only one half of the equation here, and the question is how they balance (I dont know) High DT may mean higher COP at...
The new installation will come with a pressure limiter which will limit the water pressure on all hot outlets and any cold outlets which were previous...
Im sorry to hear about the problems but its good that you have insulated flexible pipework, albeit only after a rework (which is itself suspicious). ...
All I was saying is that my gas boiler was louder than my ASHP (the latter is 30cm from a window to the room in which we spend most time) and no less ...
My understanding of modbus is that its a master slave system. One unit must be designated the master, others are slaves. i dont know how you do this...
At this point I would like to observe that the flue fan from my gas boiler was very distinctly audible in parts of the house, as at times were some of...
@sandman1600 Im glad the analysis helps with understanding at least, that particular plot was a real goldmine. 3sq m surface area for the DHW coil i...
@arundalep thanks, very interesting.
Agree. It seems to me that if the external gauge is in the flow, ie immediately after the pump, then it would be expected that there is a pressure di...
In that case output at 40C will be 25% of quoted value, ie not a lot. Towel rails appear to be like this, options if not enough are add an elect...
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RE: My DIY Heat Pump installation
@temperature_gradient Building regs I had my initial...
By Polar bear , 3 hours ago
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This is a plot from a Shelly EM monitoring the supply t...
By Ubert767 , 4 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Hi again all, Just to update on this... I've now ad...
By benson , 6 hours ago
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RE: Request for feedback on where we're at with our quest to get an ASHP or ideas.
thanks, heatpunk looks great, being able to do the calc...
By giryan , 6 hours ago
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RE: Is Your House Warmer Upstairs Than Downstairs?
Why arent you expecting them to make much difference. ...
By JamesPa , 7 hours ago
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RE: Oil Boiler & Heat Pump Hybrid System
@paultheheating I wonder if you are being a bit pessimi...
By GrahamF , 7 hours ago
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@toodles sounds good. I started with cosy but then plug...
By Eliuccio , 7 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
It has been just over a year since we changed over to a...
By npru , 9 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
He showed me a photo of 5-10l/min. However a...
By Crimson , 10 hours ago
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RE: Finding a Thermostatic Shower Valve That Works with Heat Pump Systems
@morgan I should just have written ‘Mea Culpa’ shouldn’...
By Toodles , 11 hours ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
'We learn from history that we do not learn from histor...
By Lawrence Leask FInstR , 11 hours ago
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Mitsubishi Ecodan FTC7 Legionella date set
I can set the number of days between Legionella cycles ...
By DRB01 , 16 hours ago
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RE: When to use Octopus Intelligent Go tariff with my heat pump and battery
@treewizard Yes, I like the extra facilities that NetZe...
By Toodles , 17 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk downstairs rads are less prone to airlocks, you ...
By AgentGeorge , 19 hours ago
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RE: My Octopus Cosy 6 Heat Pump Journey: From Quote to Completion
@editor thanks for highlighting my name. Yes I did get ...
By Chansug , 1 day ago
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RE: balancing radiators with a mixture of different size pipework and a few undersize rads.
@editor Thanks for your input Mars. No I think the comm...
By baxtDave , 1 day ago
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RE: Rate the quality of your heat pump design and installation
We’re looking to expand our list of recommended list of...
By Mars , 1 day ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@transparent Along with the right workers, they can’t b...
By Toodles , 2 days ago
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RE: Midea ASHP – how to set weather compensation
I have just looked at my heat pump 'long interval' (27 ...
By cathodeRay , 2 days ago


