Harley Facades’ design manager at the time of the Grenfell Tower refurbishment expected the ACM panels earmarked for the high-rise block to melt – rather than burn – in the event of a fire, the inquiry into 2017’s disaster has heard.

Daniel Anketell-Jones was answering questions about an email exchange between members of the project team for the tower-block refurbishment in which he said it was “ridiculous” to include 120-minute fire-stopping capacity in the new building envelope.

The March 2015 email concluded: “There is no point in ‘fire stopping’, as we all know; the ACM will be gone rather quickly in a fire!”

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