How do they test for BAL40 Doors and Windows?

Residential bushfire building products come under intense (and expensive!) testing to make sure they meet the required standards set for them by the CSIRO. There are only a few companies committed to developing these products, and AWS is one of them. They’ve produced this video to show how their windows and doors are tested to meet the BAL40 standard.

https://www.youtube.com/watch?v=1z0cr2v3F-w