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Joined: Jan 20, 2022
Last seen: Aug 5, 2025
Profile Activity
Topics: 16 / Replies: 2423
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RE: High electricity use – 17kW Grant Aerona 3

Thanks for confirming that you have a 3-phase supply to the property. In that case it seems odd to me that the installer has specified the 17kW Gran...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: High electricity use – 17kW Grant Aerona 3

Have you been reading the low-level advice which @cathoderay has been giving on the Topic about the Baxi ASHP? That level of instruction on how to ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Because there isn't one on the MCS Approved list. This list can be bizarre and overly pedantic at times.For example, installations of rooftop PV pan...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

Cathy, once you've followed the instructions from @cathoderay to get the WC curve set correctly,there comes a point where further investigation of Sys...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Isn't the size of emitters issue diminished if UFH is favoured rather than radiators. And wouldn't UFH be cheaper than adding a second heat-pump? ...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Pipes and cables exposed on roof

Hi Michelle, It's a pity you didn't mention that earlier. There was a visit by a renowned exponent of good building practice holding a walkabout s...

6 months ago
Forum
Solar Thermal & Power Diverters
Reply
RE: Tomato Energy

The detail on that issue matters. 1: The consumption readings in a Smart Meter are cumulative.Any 'missing' period is still reflected in the followi...

6 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: Tomato Energy

I have investigated billing errors for customers with Smart Meters for several years;I have submitted evidence to DESNZ and the Commons Select Committ...

6 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Tomato Energy

Are you referring to the investigation which Ofgem launched in December 2023? Or do you have news of a more recent situation? I'm aware that Elexo...

6 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

@sunandair The Approved Documents which comprise the Building Regulations are not as 'officious' as they used to be.They are now in a form which the g...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Pump + Dynamic / Smart Tariffs - what is your approach?

I can see what you're wanting to achieve @jaket Some thoughts - 1: Adding a timer to only allow DHW heating when costs are lower might save money...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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