It may be so Greg that a manufacturer makes claims about their product in order to sell it, but it behoves the relevant authorities to test it themselves before committing to a contract for supply, especially when it may involve risk to life.

This tragedy has opened up a massive can of worms. It will probably take over a year at the very least to remove all unsafe cladding, obtain stuff of a higher standard and get it fitted. Meanwhile, where are the unfortunate tower-block dwellers all over the country to live?
There's already a grave housing shortage for rented property,and long lists for social housing.