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Last seen: Aug 20, 2026
Vito Energy has information on their website about this Hager/Vaillant collaboration. Hager still shows some info in their website. Could it be tha...
@jamespa I suggested to have a Contactum RCBO and the installer´s anxiety was very clear! Obviously the Hager CU is worth it, to avoid the emergenc...
Yes, and by the looks of it, much of the paperwork is not even standardised. How complicated would it have been to mandate a single reusable heat loss...
@jamespa Yes, unfortunately our policymakers learned to be very cautious, as they are under funded and over reliant on industry. Consumers are pa...
Based on what I was told and read, because Vaillant and Hager collaborated to design this heatpump RCCB model. So marketing appears to have used that ...
@jamespa I fear the average installer will not question it. The way it was explained to me is that it is required by Vaillant for the warranty. But...
I just came across the gov.uk announcement. They did not even managed to get MCS in line, this is what they quoted the head of MCS saying: "What ma...
@jamespa Vaillant have specific requirements in term of RCD type and MCB curve. Contactum sell these types of RCBOs in 16A for £25 (in boxes of 5)....
I am now coming across some complexity that seems to have developed with Vaillant heatpumps. I found this text about the claimed requirement: "Vail...
@l8again It seems you did very well. With our HG heat loss, we did not have anything proposed close to a SCOP of 4. Our heat loss is also outside...
Just wondering how you went in the end? A guaranteed 400% efficiency including hot water looked pretty good, did you have Heat Geek do the work? &n...
That makes sense. If the heat transfer into a cylinder is better, the pump can be run at a lower FT, helping efficiency. In our case, the heat geek...
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Degrees of Separation
Latest Posts
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@jamespa Also this coming winter I am going to run my c...
By kilgorexv , 6 hours ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 9 hours ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 9 hours ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 17 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 18 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 19 hours ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 1 day ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 4 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 4 days ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 5 days ago
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RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 5 days ago
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RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 6 days ago
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