
Last seen: Sep 9, 2025
May I throw in two other factors? 1. Biology: The bacteria have to come from somewhere in the first place. Historically the culprit was a header...
Hi @old_scientist and thanks for the specs.When was the heat pump installation completed? Two things I'd like to pick up if I may: 1: As you have ...
A 3-phase 17kW GSHP still sounds on the large side to me.We don't know your SAP calculations, but I'm a little surprised that a new-build home with UF...
I will agree that there have been other software issues with Kraken, which is the 'internal' name for the billing system used by Octopus, and licensed...
I have the same combinations. I've used three different sources of engineered oak over the past decade+ of restoration and extension work.All of the...
If end-users make a mess of setting devices to turn on just after their Smart Meter crosses into the 'cheap rate' period, then that is itself a form o...
Then please keep asking the questions, however naive you think they might be! I'm intrigued by some of what you say: Why is the UFH required to re...
Greetings, and welcome. 1: I'm unsure why you'd want 50°C to supply DHW. If I buy a mixer-valve to protect against the danger of sending scalding ...
If you use the clock in the car to configure the charging times (as I do too) then that should fall within the comments which DESNZ obtain via this co...
@bxmman - here's a block diagram of a 5-port ESME. Are you telling us that your L&G E470 has the Timed Contactor present, even tho' the casing...
Yes, time standardisation and offsets are very difficult for most people to imagine. If there are 'future visitors' arriving here, then please go ba...
And that's precisely the sort of feedback that DESNZ need to hear in their consultation on Delivering a Smart and Secure Electricity System. There's...
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@majordennisbloodnok I too have received the email f...
By Morgan , 17 minutes ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
For best results with induction hobs use stainless stee...
By Scalextrix , 1 hour 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 , 3 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 , 4 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 , 4 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 , 18 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 , 20 hours ago
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 21 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