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JamesPa
@jamespa
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Illustrious Member
Joined: Apr 3, 2023
Last seen: Jan 15, 2026
Profile Activity
Topics: 20 / Replies: 3935
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RE: Request for feedback on where we're at with our quest to get an ASHP or ideas.

Are you going to insulate those solid walls and the loft at all If so this figure is crazily high and a design based on it will likely perform rather...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is Your House Warmer Upstairs Than Downstairs?

Fwiw I ried smart trvs with my gas heating. I found it too much faff to use the smart features so reverted to dumb trvs and subsequently, when I got ...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is Your House Warmer Upstairs Than Downstairs?

Until I turned down the lsvs upstairs, yes. No real need to buy frvs, lsvs, or trvs fitted with decorator caps to replace the heads, will do the same...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: balancing radiators with a mixture of different size pipework and a few undersize rads.

In short yes. Balancing so that delta t across the rad is equal will theoretically achieve this, but of course that depends on the design and loss ...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

Definitely worth getting numbers. It's generally differences that matter so a cheap amazon probe is fine as long as you use tge same one consistently...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

I think it's unlikely it will make things worse. The pump issue is yet another example where a buffer not only degrades performance but also obscure...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Tomato Energy

We privatised electricity (back in the 80s I think) so the government doesn't have direct control so far as I am aware. Presumably with privatisation...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: Electricity price predictions

I'm not disputing that our public sector could in principle be better, and I would suggest that applies to many large organisation. ,But it's staffed...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Help me keep the faith with my air source heat pump installation

There is no such thing as a silly question! @toodles wrote an article on balancing radiators: You can balance for equal deltat or for room temp...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

My local branch of Screwfix has 18 bottles in stock, it's not exactly rare. I can't comment on the chemistry.

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: UFH downstairs and radiators upstairs balancing question

Isn't this a great example of KISS!

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
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