
Last seen: Sep 11, 2025
I depends somewhat on where you live @tim441 but most of the UK will have sunshine this next weekend.That gives you just enough time to have an AC/DC ...
@gutoffowc - great question... ... but it's difficult to answer immediately because it stretches across solar panels and smart meters, whilst skippi...
@tim441 you must have Optimisers on all of those Sunmodule panels.Their spec says the raw panels run at about 31v when MPPT is operating, and output j...
Which is the point being made at the start of this particular topic. BEIS seem to have used the MCS route to "make sure things are properly implemen...
Those figures for a (light) cloudy day sound about right to me.I generally assume that such conditions will decrease panel output to around one-sevent...
Please clarify these stats for the (smaller) SolarEdge system.You have stated the 'production' as kw/pa, so do we assume that all those output figures...
This Forum isn't anti-commercialisation. In order to take the best ideas forward it is essential that they create income. It's a huge jump from th...
Can you elaborate on why you think an electrician with MCS credentials is required? The reason that consumers engage an MCS approved contractor for ...
I've followed up those last two posts from @davesoa over on the topic What do we need to know...
Also copied from Hello topic: Why are you taking the route of getting a major, national Energy Supplier to quote for a heat-pump? The qualit...
Interesting observations @davesoa To avoid cluttering this Welcome Topic, I've copied your post across to a new discussion topic What do we need to ...
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@downfield It is disappointing to hear of that lack of ...
By Abernyte , 26 minutes ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
@scalextrix Absobloominglutely! Toodles.
By Toodles , 26 minutes ago
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RE: Who’s Caved and Switched the Heating On Already?
Central heating still switched off and will be until Oc...
By AllyFish , 5 hours ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Please read to the very end of this post, I shift my po...
By JamesPa , 5 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 , 5 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 , 19 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 , 21 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 23 hours 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