On Thursday, May 22, 2014 10:04:59 AM UTC+1, Dave Chapman wrote:
A couple of days ago we were sitting quietly in the conservatory when
there was a loud bang and the inner glass of one of the other
double-glazed roof panels exploded and loads of fragments of glass
showered down around us.

As well as having the company inspect all the remaining panels, I would think about fitting an adhesive safety film to hold the pieces together if/when another panel fails.

Owain