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Last seen: May 15, 2026
Have you decided to become a heat pump installer? There appears to be a market!
I presume thats how undervoltage gets dealt with. Apparently (according to @transparent) they have almost no monitoring at this level. I dont know i...
If the Germans can do it then surely we can do it. Are German safety standards materially worse than ours, I doubt it. BTW they are sold in Germany ...
Precisely. The Government can only do what it can do, which is limited by all sorts of things. I dont see how there can be any doubt that the curr...
The right approach IMHO, assuming he follows through. 'Thrown the industry into chaos?' the video says, and 'caught the industry by surprise'. I onl...
@trebor12345 Thanks for this. @marcexec I scrolled through and what sticks out immediately is the extent to which they have shrunk the R290 prote...
Thats great news and indicates that (subject to any discoveries during the next season) the capacity of the heat pump itself is not under specified. ...
I also am not too confident. There is not much data and the resolution of the data is poor. However there are other reasons to suspect the house los...
@gajolos I havent fully followed this but as I understand it you have two apartments, the downstairs one is heating sufficiently, the upstairs one ...
As a matter of interest how and to what level are they accurate? What would be the deviation between the reading of the two sensors if placed adjacen...
Why on earth not just measure current drawn and voltage, assume a power factor, job done. If Shelly can do this in a device that retails for gbp13 an...
Latest Posts
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RE: Setback savings - fact or fiction?
Great. I will try to zoom in to work out the deltas be...
By JamesPa , 7 hours ago
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RE: Sizing an ASHP; Heat loss and kW
You can't measure heat loss with an app. But you can g...
By JamesPa , 8 hours ago
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I was directed to this app for my growatt system and no...
By David999 , 9 hours ago
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RE: Estimating true heat loss from twelve months of consumption data
@ian33a — I have a sort of residual interest in this pr...
By cathodeRay , 10 hours ago
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Hi, Thank you. So its a Daikin Altherma 3M...
By Lbart68 , 13 hours ago
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I have a Contactum CU. Would the below RCBO (descriptio...
By Batpred , 13 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
@chainreaction Agree with @broadsman , it seems many ...
By Batpred , 14 hours ago
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RE: Anyone concerned about GivEnergy?
@transparent Thank you and appreciate your timely reply...
By SUNNYSKIES , 14 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 21 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 22 hours ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 1 day ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 2 days ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 2 days ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 2 days ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 2 days ago
