http://walthamstow.london/News/auto-glass-company-near-me/ A windscreen is designed with 2 layers of glass divided by a layer of PVB that carries out several functions; it glues the layers together and bonds them, it strengthens the glass in the event of a break (forcing it crumble as opposed to shatter into big dangerous fragments) as well as it lowers UV direct exposure. Mon, 06 Aug 2018 04:22:49 UTC en