Last seen: Sep 12, 2025
@bobtskutter - thanks again. Main flow and return lines are not exceptionally long and are of reasonable bore (28 > 22 > 15mm), I agree unl...
@toodles - I have been crawling around on the floor fixing them with a very beady eye (the utility room one it turns out is just visible) but have bee...
I don't know about the smart TRV end of things, and what it can put out, but you can certainly modify the Midea Set LWT (flow temp) over modbus, I do ...
@toodles - a while back I went one further (it has always been a slow to heat up radiator at the end of a run), closed down all the other rads to all ...
Good point. I think they are (mostly) bi-directional. They are a mix (what was on the shelf at the time...). Six are Inta i-therm (definitely bi-direc...
There is then no hope for you!
That's a reflection of the impenetrability of the Grundfos literature, It really is some of the worst technical literature I have ever seen! This i...
They are not called tutorials, but you have received advice in this thread that comes to the same thing. You have to bite the bullet and start doing w...
@bobtskutter - thanks as ever for your detailed replies. By the way, if you do want to use quotes from posts, just select the bit you want to quote an...
Latest Posts
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RE: Is a Valliant Inline 6kW heater a BUS buster?
ah that's interesting @jamespa - so could one 10kW (say...
By GuydeB , 5 minutes ago
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RE: Humming sound on new install.
Roof trusses and dry lined ceilings are a massive sound...
By AllyFish , 1 hour ago
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RE: Midea ASHP – how to set weather compensation
@jamespa is right, typically they are far from linear, ...
By cathodeRay , 2 hours ago
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Funny story Graham, when I started looking to ...
By DREI , 11 hours ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 15 hours ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 17 hours ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 17 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Yes Octopus only have the £9 a month service plan for t...
By NJT , 19 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 19 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 19 hours ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 1 day ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 2 days ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 2 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 3 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 3 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 3 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 3 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 3 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 3 days ago
