
Last seen: Dec 6, 2024
It disentir take much to force the paradigm shift required in our industry. Germany mandated an outdoor sensor in 1986, Holland OT in 2005 UK regul...
@jamespa I suspect they too can be run without indoor sensing, but I don’t know. my point is that those who write the regulations dont understand t...
All that run on weather guidance only, with no indoor reference The broader point is obviously that if regs don’t support the technology manufacture...
@johnmo easy to blame plumbers and heating engineers for the lack of training, but trust me when it comes to installation of heat pumps or boilers the...
@hcas Germany mandate an out door sensor in 1986 on heat generators And Holland mandated opentherm in 2005
Seeing as it’s the controls that deliver the comfort, not the heat pump, or boiler, it’s all a bit “British” to blame the heat pump or boiler. we ha...
Both flow rates and temperatures affect output, and I doubt BSRIA has the technology to match them to design specifications. Manufactures have f...
@gshpwoes what floor coverings? What floor structure? Concrete or in wood? heatmiser thermostats.?
to think that in the 1980s, many centralised systems were ripped out and replaced with individual combi boilers!
@editor what’s needed is a new trade, a sort of eco technician, or specifying and commissioning specialist That all grates with many’s understan...
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Latest Posts
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RE: Newbie out of her depth – Samsung AE120RXYDEG 12kW heat pump
To Bami and others with Samsung pumps. I notice that th...
By Broadsman , 30 minutes ago
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Thanks everyone! So far I only received a response fr...
By Eliuccio , 59 minutes ago
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RE: Samsung Gen 7 R290 12kW is not behaving how I expected
I have the same pump and if I am operating it correctly...
By Broadsman , 1 hour ago
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Battery storage to run Heat Pump.
I am about to have a Powerwall 3 fitted to help with th...
By Broadsman , 2 hours ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
@editor Will get back. Lots to try. Thanks to everyon...
By cliffhanger , 2 hours ago
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RE: Split system and pipe lengths
Not materially, the amount of air shifted when its cold...
By JamesPa , 3 hours ago
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RE: Towel rails. An unexpected final hurdle
I had a similar issue but convinced the installer to le...
By Pie_Eater , 13 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
This whole discussion highlights just how much of a mes...
By Mars , 13 hours ago
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RE: NIBE F2040 12 kW heat pump and 100 liter buffer tank
@cheshirejohn thanks for the update and for sharing. I’...
By Mars , 13 hours ago
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RE: Setback savings - fact or fiction?
Here's the same plot, less the R squared values, done q...
By cathodeRay , 16 hours ago
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RE: SolarPV tables / online calculator
We've only had our solar since last June, but so far fo...
By Old_Scientist , 16 hours ago
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@robs useful thread! Thanks for sharing - Octopus are c...
By big_si , 16 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@jamespa Agreed. I think it’s a case of much over muchn...
By Mars , 18 hours ago
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RE: Heat Pump Sizing & Installation Costs
Perhaps useful to have installed date too? To get conte...
By Tim441 , 24 hours ago
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RE: F.788 Building circuit pump reports internal fault - Vaillant Arotherm
Guess I have to wait for engineer visit. I really hope ...
By jeegnesh , 2 days ago
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RE: Act now to defer the UK road tax increase on EVs
@majordennisbloodnok Damn right sir. my attempt at iron...
By Jancold , 2 days ago
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RE: ASHP and heating issues in new build house
That’s good gives you more capacity. It made me think, ...
By Terry1812 , 2 days ago
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RE: Seewet manhole cover within r290 exclusion zone
Thanks! I asked Vaillant, and they say I should be fi...
By dbrb2 , 2 days ago
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Looking for the Grant Aerona 3 setting to turn off completely at 20 OAT
I'm running my Aerona 3 on WC and the 'warm end of that...
By damonc , 2 days ago
Latest Topics
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Battery storage to run Heat Pump.
By Broadsman 2 hours ago
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Heat Pump Sizing & Installation Costs
By Mars 1 day ago
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SolarPV tables / online calculator
By MichelleC 1 day ago
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Samsung Gen 7 R290 12kW is not behaving how I expected
By Joshua 2 days ago