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Astroflame on Twitter: "Intumescent Ventilated Fire Barriers | Fire Barrier for External Wall Systems | Tested to BS476: Part 20: 1987 on Timber and Masonry walls https://t.co/MM1od5WeXo #astroflame #architecture #Construction #constructionuk #Building #
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Progression of fire through narrow air cavities in ventilated cladding... | Download Scientific Diagram
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