
Last seen: Sep 11, 2025
@davesoa, the lack of reliability amongst installers can be extremely frustrating. How long have you waited for the installation, and who's the instal...
Our Immersun PowerDivert has now been running for a month, and we're incredibly impressed with the quality of this British made power diverter. Watch ...
@julianc has a HT Daikin unit, but I don’t think he pushes 55C because he has excellent insulation. Any comments Julian?
@wintergreen, your best bets for HT heat pumps are Samsung and Daikin, and I believe Panasonic are coming out with one too. I suspect all the major pl...
@wintergreen, at a flow temperature of 55C, you're edging towards the realm of HT heat pumps, and COPs tend to suffer as a consequence. You may want t...
There are varying schools of thought on microbore, so I’ll let someone else tackle that. As for upgrading your radiators, it's definitely a good ide...
What I find perplexing, and this is obviously something that varies from manufacturer to manufacturer, is that most/all collected data is hidden. Our ...
@julianc, 68p/kWh! You’ll be rolling in cash.
Is everyone’s FiT the same? According to OVO, our FiT rate is: Generation and Export rates Generation rate for this period 4.21 p/kWh ...
@newhouse87, most owners in the UK would settle for anything over 3. We’re at 2.7. There are others on these forums running over 4 on weather compensa...
I think EVU blocking is typically a feature that enables you to block the power supply from the energy provider in situations where there is an excess...
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RE: Is a Valliant Inline 6kW heater a BUS buster?
@guydeb The guidelines are possibly written to be defin...
By Toodles , 24 minutes 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 , 27 minutes 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 , 45 minutes 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 , 47 minutes 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 , 7 hours ago
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RE: Midea ASHP – how to set weather compensation
I think it is a bug in the code, it comes on even when ...
By cathodeRay , 21 hours 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 , 22 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 1 day 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 , 1 day ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 2 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 , 2 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 , 2 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 , 2 days ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 2 days ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 2 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 3 days ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 3 days ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 3 days ago