cf-leeds wrote:
Thanks - good to know. I might ask Smeg directly of they can provide one.
Hope they don't send me to an 'authorised' service company.

Not yours, but this one just looks like a piece of glass with some clips:
https://shop.aeg.co.uk/cooking/cooke...p/p/5610190117

Wonder if you could replace it with a similar piece of heatproof glass?

Theo