Last seen: Oct 31, 2025
I was intrigued by the analogy between heating a house and a bath with a leaky plug hole, so I created a spreadsheet simulating a bath 100cm long and ...
@willcb2023 I have a solar Iboost which heats my hot water from the electricity produced from my PV panels. It is connected directly to the immersion ...
@grahamh Do you mean ' less than 6 times a day' and '15 to 20 times a day' or per hour? 15 to 20 times a day does indeed seem to be nothing to worry ...
Dave Smith who makes this insulation is very helpful and has some excellent videos. The sealant is an essential part of the process and also the speci...
@derek-m Thanks Derek. I think we agree that the inefficiency of the buffer tank is in part due to the higher LWT required to provide the same heating...
@derek-m In order to get reliable flow round my pipe work, I would also need bypass valves, new diverter and pump etc - hence the cost. My dilemma is ...
if the difference between the flow temperature from the heat pump and the flow temperature from the LLH to the radiators is only 1.5°, then I would ex...
@derek-m Perhaps not necessarily a delta T of 5 deg C. I’ve seen @heacol state that 8 deg C delta T is most efficient. My ASHP is most efficient, alth...
@lfranklin when the domestic hot water is off then it will lose temperature at a rate depending on the temperature around the cylinder and pipes. Also...
@derek-m The easiest way that I found to do this was to set the weather compensation to 40 at minimum and 40 at maximum outside temperatures. That way...
@lfranklin On the wired remote controller, press the cogwheel icon, once to wake it up and the second time to go to the next screen. Then select sc...
@lfranklin If your hot water tank is in your loft and your loft is cold, then the noise you hear at night is probably the water in your hot water tan...
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RE: Renewables & Heat Pumps in the News
@jamespa The point I am trying to make is that Govern...
By Lucia , 2 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
Honestly, unless you enjoy this sort of thing (some peo...
By JamesPa , 3 hours ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
Slightly difficult question because, if funding is remo...
By JamesPa , 3 hours ago
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RE: New Fogstar 15.5kWh upright solution
@batpred Well you must be one of the very f...
By Bash , 4 hours ago
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RE: Electricity price predictions
By 2030 both turbines at Hinkley-C will be running, whi...
By Transparent , 4 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
I’ve just got the link for this thread from @editor, he...
By AgentGeorge , 5 hours ago
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@judith I haven't noticed any noise myself yet, nor my ...
By Eliuccio , 7 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Latest situation:Installer attended, couldn't get it wo...
By Crimson , 10 hours ago
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RE: Ecodan ASHP Low COP and Unstable Compressor Frequency
Thanks for the reply and the welcome ! Locat...
By lukewarmbath , 11 hours ago
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RE: Bosch CS5800i 5kW - Experience So Far
@ectoplasmosis Buderus is a subsidiary of the Bosch Gro...
By Steelbadger , 12 hours ago
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RE: Confusion over Octopus Tariffs
@agentgeorge I can’t recall when and the details but Co...
By Toodles , 12 hours ago
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RE: Who's your electricity provider and what's your tariff?
@technogeek Yep, the same here. Toodles.
By Toodles , 14 hours ago
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RE: Maximising Home Automation: Integrating Octopus Energy & More
Thank you and I agree most people can stay clear of net...
By Batpred , 14 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@jamespa Yes that post.
By dgclimatecontrol , 14 hours ago
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RE: Faulty Clivet heat pump out of the box
@steveimpey glad you got it sorted and agreed- being ig...
By benson , 16 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@agentgeorge it has got 2, the other bleed screw is the...
By AdamK , 1 day ago
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I too felt the podcast was useful but think it could do...
By AndrewJ , 1 day ago
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Putting a 30 cm. radio controlled wall clock on Freegle...
By Toodles , 1 day ago


