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Judith
@judith
Member
Prominent Member
Joined: Nov 28, 2023
Last seen: Oct 10, 2026
Profile Activity
Topics: 4 / Replies: 550
AllTopicsReplies
Reply
RE: Business case for a battery?

Neat analysis! Thanks

2 years ago
Forum
Energy Storage
Reply
RE: Octopus Cosy 6 installation (fan boy video)

Plastic is a wonderful material used in the right products. I believe that I’ve read that plastic buckets have saved countless lives in Africa and oth...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Business case for a battery?

How green is off-peak electricity is a relevant aspect because we can all choose an option which will help the planet even if it can’t be justified on...

2 years ago
Forum
Energy Storage
Reply
RE: Thermostats Accuracy

The best way to handle multiple thermistors/thermocouples! Thermostats indeed any temperature sensor is to do a “cluster test”. Basically you put them...

2 years ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Is my setback/preheat doing any good?

@lucia is it possible that your DHW is on for a constant time rather than to reach a set temperature?Otherwise it doesn’t make sense. On set-back as...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Could this be a ‘goer’?

This seems excellent to me since I get so annoyed with current building regs of two panels on a south facing roof which could take 10. Or two on the n...

2 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Tarrif model for ASHPs

We have a 9.5kWh battery which we got in 2022 together with a further 2kW of PV. The payback time was ~7 years then, which we consider completely acce...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather Compensation Cost not efficiency?

The timer is for if you are in expanded mode the wc is modified by switching off the heating if it’s too warm. You can have a set-back temp overnight ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pumps and noise

@transparent it has a virtually clear seal that can barely be seen by eye never mind on a photo. I’ve not proded it (calibrated biro test!) so I’m not...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pumps and noise

This is the bracket supporting our 7kW Vaillant. It looks more substantial and is designed for an higher upper weight limit and has no noise we’ve hea...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Valiant Aerotherm Hot Water Heating Status?

Boost goes up to your normal set temperature so it depends on how cold it has got. We can see the electricity use profile so know roughly how long it ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ÀSHP heat loss - how close to perfect can we get?

I totally agree that K2 are worth it. They don’t look very different to K1 or P+ and are SO much more effective. Moving to K3 is a different step in b...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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