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Last seen: Oct 24, 2026
@jamespa thanks again. It makes sense. Before the new bigger LLH, I had a 35mm piped distribution header. There was no blending there, only when I put...
Hi Gary, Yes, I think I’m getting the hang of it and whats gone on this winter. And yes, during the cold snap previously there was not enough en...
That’s a really thoughtful reply. Thank you. It’s a great help. lots to ponder. My view has been consistently that i don’t need much more than 35 t...
I mean, if I put in 45 on fixed flow as the flow temp, open all Zones and leave it, it will never get there, spends hours ( I’m mainly UFH in screed)...
@jamespa What controls the pumps Wireless stats control the rad and 3rd party stats the UFH, all of them calling for heat all the time Are you ...
@jamespa At the minute I have all stats turned to max and running weather compensation. Its running 24/7. all the rads are fully open, nothing is s...
@gary yeah, I have one wireless stat doing the rads, and then 3rd party ones which i just have turned to max now as they are a total pain in the ass.
@jamespa House is 258m2, recently renovated. done a good as job as possible with insulation: stone build but most external walls old and new have ...
Just to update here on the above. My installers came to hopeful sort my heat pump system out. They swapped a piped header for a bigger low loss heade...
@michaelsimpsonuk hi, I’m still aware that this isn’t your heating system: it’s your landlords. I’d tell them your concerns or move out.
That’s quite expensive, but, to put into context. My heat loss is about 9 to 10kw at 0 degrees. And with my high thermal mass, I can only run my house...
On that point, I’d agree. I’ve a 260m2 retro fit. Parts of it are 18th century cottage. I’ve got 11.2 kw. It’s not got lots of spare capacity, but see...
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Latest Posts
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RE: New Build 3 Phase or 1Phase
@toodles Hi Toodles, no we are rural so no gas, water m...
By E A WEST , 12 minutes ago
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RE: How will removing the standing charge on gas bills benefit heat pumps?
I'm not sure it makes much of a difference to heat-pump...
By Temperature_Gradient , 14 hours ago
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@editor Ouch, sorry to re start the tick. I had assume...
By DavidB , 15 hours ago
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RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 16 hours ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
By EtchedPixels , 1 day ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 1 day ago
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RE: Double or Triple Glazed Windows?
Posted by: @singlespeed With 9 years repairing windo...
By Rob of York , 2 days ago
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@transparent we’re still running a secure version of PH...
By Mars , 2 days ago
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RE: How quickly would you want/expect heat recovery to take from setback?
Much longer than that here. The heating isn't even on. ...
By bobflux , 3 days ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Obviously the weather is changeable but there's a defin...
By Singlespeed , 3 days ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@rob-of-york I must admit that when we had a Daikin hea...
By Toodles , 3 days ago
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RE: Forum updates, announcements & issues
Get the Renewable Heating Hub heads-up on WhatsApp. I...
By Mars , 3 days ago
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RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
@editor I pointed out to the one of the Fuse execs that...
By dansus , 3 days ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews As well as loft insulation, there are othe...
By Rob of York , 3 days ago
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