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Last seen: Jan 28, 2026
I believe this is in reference to what they originally designed which was as an example: A Stelrad Concord Lo-line 296x1600 v A Eskimo 200x1694 ...
Thanks Toodles, this is the ongoing back and forth unfortunately with the builder, plumber and now heat specialist. According to the builder the heat...
Hi both, the rads heat when the ASHP runs, I don't believe there's any issue there, this was something the heat specialist checked (bled, check TRVs o...
Well I'm now currently stuck in a who's liable for installing the buffer tank for this install / myself querying is this 100% going to rectify the iss...
Not posted for a little while as been busy with other things. I've kept the system on Grant's default WC settings. It's been mostly quite mild so h...
I believe it’s all been balanced. Chap said they’re all filling up well once got air out system. Other half has moaned it’s now too warm so dropping...
Heat specialist came yesterday. Initial impression was downstairs rads seemed physically small. And by comparison felt upstairs was oversized. Ov...
Starting to see that even though downstairs calls for heat, when other zones don’t the ASHP turns off due to equal temp in and out. Soon as I upped un...
I'm going with: 2102 - 40C 2103 - 35C That's around 38C at 7C outside. This morning, combined with a bit too much of a drop for upstairs aft...
Oh definately. The house proportionally the said downstairs zone is also the largest, with 2 rooms equal to underfloor zone. I think the hall and land...
Changing the secondary pump to speed 1/3 seems to have had quite an impact. Downstairs can hit 21c consistently. However effectively almost running 24...
Yeah, I've set it back to 45C to see how it goes today/overnight. It's 3C outside. Downstairs zone is showing 20.2C. Probe in living room 19.4C. I...
Latest Posts
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RE: Anyone concerned about GivEnergy?
Yes and no. Native controllers generally do a good jo...
By Majordennisbloodnok , 3 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@temperature_gradient I've had air-to-air for just over...
By Anne Smith , 8 hours ago
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RE: Home automation and the cloud; is there a better way?
+1 It's not just cloud though. Many devices have repla...
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
We've started to document everything, and part 2 of the...
By Mars , 14 hours ago
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RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
So the red bars are 'DHW' and the yellow bars 'heating'...
By JamesPa , 15 hours ago
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Its good kit the Midea and significantly cheaper, you w...
By ASHP-BOBBA , 19 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
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Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 19 hours ago
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Critics and naysayers will be negative whatever the gov...
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 1 day ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 1 day ago
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There are just too many unknowns for me to comment on p...
By Transparent , 1 day ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 1 day ago
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RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 1 day ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 2 days ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
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RE: High air source heat pump running costs – Vaillant AroTherm Plus
Quite right. I was using a rough guesstimate of doublin...
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RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
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Yes, and these guys would probably be my preferred inst...
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RE: Hot water tank lose heat rapidly on random days
@jamespa Hopefully their reasons are well intended! ...
By Bash , 4 days ago
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RE: Ecoflow UK Support & Info Thread
As mentioned above, we’ve got our full review of the Ec...
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