FastWrap XL is designed precisely to deliver the best performance fire insulation of kitchen and ventilation ductwork all over the world. Uninsulated air flow duct assemblies are meant to be used in environments where by the clearance to combustible supplies and combustible assemblies is at the very least 18 inches. https://fire-rated-insulation-for34455.oblogation.com/35867703/new-step-by-step-map-for-fire-rated-insulation-for-ductworth