Native Briton here, so I'm used to the standard ISO-UK keyboard. I have never seen an ANSI layout with the UK symbol layout; the only ANSI keyboards I have ever seen are US layout ones.

Pricing for this new wired UK keyboard for Chrome OS lands at £29.99 directly from ASUS’ website.. The company explains in an email that other regional layouts including the US are expected to ...

We’re torn about the iPad Pro Smart Keyboard. It has potential, but there are things that need to be sorted before we’d recommend spending £139 on it. We need to see a UK layout, more colour ...

The appropriate layout for me is "Logitech UK Intl". However from time to time this layout gets switched without my intervention to the standard UK (British) layout.