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Last seen: Nov 5, 2026
Welcome. Do feel free to start a new thread about your installation with any questions. if you are at all unsure or anything looks or feels wrong wi...
Agree...but worse still is a human. Many hackers gain entry initially by exploiting the weakness of human beings. Eliminate those and we would be mu...
I'm not sure where you are getting your design information from, but its incorrect. The standard design temperatures, as specified in MIS3005(D), are...
Doing the plot from heat pump output gives 6.5-7kW also. Depends on how cold house gets. Heat loss is dependent on house temperature Vs outside not...
You are spot on. I don't know TBH as I don't have them, they weren't available when my heat pump was fitted. They look that way though!
It's not necessary to be precise, it's only necessary to be precise enough, which I personally define as sufficiently good to be reasonably certain a...
I agree with all that @editor says above but particularly this. By far your best guarantee is peer review through this forum. If you are willing to...
Trvs switch the flow off altogether so anything which reduces flow rather than switching it off is better from a flow perspective. Frvs are as you s...
If bedrooms are too warm just reduce the flow rate through them by turning down the lsvs (or frvs if you can get them fitted) This reduces the averag...
So why not just turn down the frvs on these radiators? There is nothing sacrosanct about the 'design' flow rate
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Degrees of Separation
Latest Posts
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RE: Why don't people choose heat pumps?
@batpred We have a SMETS1 SM still, it was ‘upgraded’ ‘...
By Toodles , 2 hours ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@susannasaunders An interesting conversation to have ...
By Rob of York , 6 hours ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes, in my case, the ISP hub is permanently there, they...
By Batpred , 10 hours ago
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RE: Electricity price predictions
@rob-of-york sounds like a term that Heidegger would...
By Papahuhu , 11 hours ago
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RE: Adding data centre electricity costs to domestic energy bills?
never ceases to amaze me.. Keeping steel works going ...
By Batpred , 21 hours ago
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RE: Boiler Upgrade Scheme funding reduced by circa £750 million in 2026 budget
Absolutely agree. The massive Hager CU my vaillant requ...
By Batpred , 21 hours ago
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RE: Octopussy cosy 6 experience
People who have a Cosy appear generally to be happy wit...
By JamesPa , 1 day ago
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How Can I Prove Coal Was My Main Heating Source Without Receipts?
thank you for having me,i am just asking for advice i h...
By Chilli304 , 1 day ago
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I thought the cr*p came first and the biofuel came afte...
By Majordennisbloodnok , 1 day ago
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RE: Aerotherm and weather compensation
@jamespa I replied yesterday with detailed readings whi...
By DavidB , 2 days ago
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RE: Marvel Heating liquidation
@editor This is an important point. each winter, you...
By davidnolan22 , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Very nice. we’ve been super soggy here, but rather m...
By Papahuhu , 4 days ago
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RE: DIY powerflushing tutorial
Interesting! I toyed with the idea too. But I installed...
By bobflux , 4 days ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews Agree with the others on sequence: loft first...
By mk1234 , 4 days ago
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RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
Heating been on for 4 weeks now, continuous. It's 6C o...
By trebor12345 , 6 days ago
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