the main contractor was rydon.t the contract by undercutting rivals and then used cheaper materials. they failed to properly fill the gaps at the side of the windows, which allow the fire to spread inside. and it was rydon who suggested swapping noncombustible cladding for a cheaper version that burned. they were wrapped up in highly flammable material that also is highly toxic when burnt. i can see it gets to you now, doesn't it? yes, because it should never have happened. it's, it was totally avoidable, entirely avoidable, and... all i can say, it is utterly wicked that this state of affairs has been allowed to arise. it was a new combination of cladding and insulation, so rydon had a legal responsibility to test it for safety. we don't think they did. i've got him directly in front of me now. rydon‘s chief executive says he also cannot respond because of the public inquiry. this is a dead—end. but we think that is an excuse. we've been trying to talk to him for months. mr bond, hello, sir, my name is richard bil