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Judith
@judith
Member
Prominent Member
Joined: Nov 28, 2023
Last seen: May 29, 2026
Topics: 4 / Replies: 526
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RE: Vehicle-to-Home with a Heat Pump: Is the Technology Ready and Which EV Should I Buy?

@davidb if you tick the box which says subscribe to the thread then you’ll get notified.

6 days ago
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RE: Replacing a coal fired back boiler heating system

This thread from a couple of years ago goes into more details and as James implies heat loss calculations come first. You may not need the 100mm spaci...

6 days ago
Reply
RE: Vehicle-to-Home with a Heat Pump: Is the Technology Ready and Which EV Should I Buy?

The technology is developing very rapidly right now but there’s no standard interface they are all proprietary. I’ve been doing some research in case ...

6 days ago
Reply
RE: Replacing a coal fired back boiler heating system

@phleach welcome to the forum and what a lovely project to have. To ensure your ufh can be run at the lowest temperature you should get your plumber t...

6 days ago
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RE: Heat Pump Operation in Summer - Valliant 7kW

  One or two weeks of summer! Since southern England has a heat wave now in May, you know what you’ll get next, possibly 6 weeks of summer! &...

1 week ago
Reply
RE: Estimating true heat loss from twelve months of consumption data

Hi @ian33a you could do your own heat loss calculation iterating with the conductivity of your walls until you get to the less than 10kW you probably ...

3 weeks ago
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RE: Anyone concerned about GivEnergy?

@sunnyskies I agree with Downfield trying to ask the GE community forum since I’ve read before something about ensuring the battery doesn’t stay flat ...

3 weeks ago
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RE: RHH Calculators and Tools: Development, Feedback and Discussion

Perhaps it was me but the annual gas consumption does not seem to to be used.

3 weeks ago
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RE: RHH Calculators and Tools: Development, Feedback and Discussion

@editor in the spirit of helping out here. I ran the checks on our house, and it points to some inaccuracies in your sums(!) There’s two screenshots h...

3 weeks ago
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RE: Anyone concerned about GivEnergy?

It gets curiouser and curiouser… Givenergy have bought another company

1 month ago
Reply
RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?

@lejamaiscontent There’s a couple of things to add. We also have a solar thermal system so the DHW varies with the season too. The electricity consump...

1 month ago
Reply
RE: Renewables & Heat Pumps in the News

@jamespa I’ve read as much as I’m willing to on this report. The baseline against which the 6-8% saving in electricity consumption was stated is unt...

1 month ago
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