Exactly what is the thickness of the fire-rated duct? A fire-rated duct ought to be built with a single pores and skin, getting a complete thickness not exceeding 2mm. This measurement consists of the intumescent coating, which is important for improving fire resistance. Our products and solutions come with detailed https://jasperpetix.qodsblog.com/38941581/the-2-minute-rule-for-fire-resistant-ductwork-installers