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Judith
@judith
Member
Prominent Member
Joined: Nov 28, 2023
Last seen: May 31, 2025
Topics: 2 / Replies: 349
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RE: EV charger working with TOU tariff, solar PV and ASHP

In terms of effort and return it’s a very silly game. I will use an hour of my time to save ~80p on Octopus free electricity including the gaming of...

9 months ago
Forum
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RE: EV charger working with TOU tariff, solar PV and ASHP

@ianmk13 I’m glad someone replied who is monitoring using Predbat, since I’m lurking at a further distance. (I’m not currently Home Assistant (HA) com...

9 months ago
Forum
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RE: Electricity price predictions

There is plenty of analysis (universities and consultants) which showed the UK may have a target of 2035 to be net zero on electricity production (and...

10 months ago
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RE: Good heat loss calculator for ASHP with UFH?

@ash2020 sorry to mislead you. You can’t design your ufh in it but once your house is entered you can check your ufh design matches your room heat los...

10 months ago
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RE: Making best use of Agile with a battery and ASHP

There is definitely HA &a GivEnergy system for using ashp and agile and a very active community forum. In addition there is a Predbat HA tool av...

10 months ago
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RE: Good heat loss calculator for ASHP with UFH?

Heatpunk is pretty good for a house heat loss, which you need to start.It’s easier than many tools and with reasonable output displays. It allows ufh ...

10 months ago
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RE: How I Negotiated a Better Deal on My Heat Pump Installation with Octopus Energy

@njt that’s fine then. One input and one output is a 2 port buffer=volumiser

10 months ago
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RE: Good heat loss calculator for ASHP with UFH?

Hi Ash, when was your soon to be new home built? Because it will only be as good as building regs were at the time. When you get into details lot...

10 months ago
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RE: How I Negotiated a Better Deal on My Heat Pump Installation with Octopus Energy

Going back to the OP. Since you’ve come out as needing a 8kW Daikin, you won’t get the extra performance penalty associated with the 9-16kW model. ...

10 months ago
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RE: Two possible heat pump routes - how to evaluate them?

I realise now that I was replying to an earlier message! I was replying to your brain knot comment. Sorry! It's not surprising you didn’t understand ...

10 months ago
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RE: Two possible heat pump routes - how to evaluate them?

@lucia if your house needs 6kW then that is what you need. There’s nothing you can do with bigger radiators to make a 4kW heat pump give you enough he...

10 months ago
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RE: Two possible heat pump routes - how to evaluate them?

From your information you need 6kW. Bigger radiators DON’T give you the heat output you need, all you would have is lower temperature flow and a too c...

10 months ago
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