Last seen: Aug 4, 2025
@novemberromeo That is not a bad plan, when you are choosing the installer, take note of the predicted flow temperature at duty point (-1 to -5 depend...
@kev-m Cloce but there are a few things that need to be clarified. We find that the actual energy used once a heat pump is installed, it is usually...
@novemberromeo A cylinder can be installed outside in a well insulated shed, however, you must remember that if the cylinder is not within the heate...
@pumpo-sorcerer Sunamp Batteries are not compatible with all heat pumps, they require a flow temperature of above 60 Deg C which not all heat pumps ca...
@derek-m We install the Nibe units for the high-end properties air source and nearly all our ground source installations and Panasonic for the lower e...
@derek-m In theory, a large buffer tank is a good idea, however, in reality, a 500 litre tank will only hold 12 Kw of heat with a rise of 20 Deg C. If...
@derek-m, I have never seen any effect from being in the sun or shade, a single fan unit will move between 4000 and 6000 M3/hr air per hour (double wi...
@morgan Sorry, not here to get business, just to help.
@grahamh Hi Graham, Fancy seeing you here!!!
@morgan Do not worry, I am here to help. A lot of people do things differently and are not too worried about the performance of the system. I have ove...
@gonzho I am interested in overall performance, preferably on an annual basis SCOP in other words, Instantaneous performance bears little resemblance ...
@morgan Unfortunately it is not simple to heat a house efficiently. To put it in a nutshell, you want the heat pump to pump the circulation water dir...
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I agree with @jamespa. If you are not using the tank ...
By Old_Scientist , 1 minute ago
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RE: Humming sound on new install.
@adamk Yes, Live Monitor on the 'HPAI' (not the Senso...
By JamesPa , 1 hour ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 13 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 17 hours ago
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I didn't want to say that, bus since you have said it n...
By JamesPa , 17 hours ago
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RE: Midea ASHP – how to set weather compensation
Mostly, I think, but with some caveats. I set the TI...
By cathodeRay , 20 hours ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
I have been working on network resilience for a while. ...
By Scalextrix , 22 hours ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 2 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 2 days ago
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RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 2 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 2 days ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 2 days ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 3 days ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 3 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 3 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 3 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 4 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 4 days ago