What's the thickness of a fire-rated duct? A fire-rated duct must be created with just one skin, aquiring a whole thickness not exceeding 2mm. This measurement involves the intumescent coating, that is important for boosting fire resistance. According to the Planet Overall health Organisation (WHO), close to one hundred eighty,000 https://fire-rated-insulation-for78901.bloggerchest.com/39464032/5-essential-elements-for-fire-resistant-ductwork-manufacturers