This topic needs to be addressed with the caution it deserves! There are no ‘standard’ solutions for what is generally a non-specific and vague threat. While certain situations (eg. a factory situation) may be such that a calculation can be done with reasonable certainty, there are many situations where the ‘size’ of the explosive threat cannot be known.
EXPERT ADVICE IS NEEDED
Requisite NZ Ltd have the skills to provide steel joinery and/or glazing advice, but the starting point is with an appropiately qualified engineer for which we can provide contact information.