Fire Rated Coating For Ductwork

Fire rated exhaust ducts in buildings are insulated to prevent fire spread within a building through the duct or to ensure the duct function is maintained when exposed to a fire.

Fire rated coating for ductwork. Delta duct air conditioning is one of the prominent fire rated ac duct coating and duct accessories manufacturers in the uae. The story is that the contractor is claiming that a 1 2mm thickness ducts is sufficient to consider it fire rated for specified duration and temp. A reduction in the duct gauge construction or thickness. Fire may occur either inside or outside the duct.

Ffc fire rated duct system will provide 2 hours fire rating for insulation criteria for smoke extract ducts experiencing temperatures of up to 350 degrees celsius. Where high impact strength is required or for use in aggressive environments. The company s primary principle is based on offering its customers certified and high quality products delivering them within stipulated time and adhering to the best quality standards. Ffc 250 fire coating itself will provide 2 hours insulation resistance and hence any external insulation is not essential in this case.

The ability to provide a 2 hour fire resistance when handling internal gas to temperatures of 400 c. Is there any clause in nfpa that describes the procedure of accepting certain minimum thickness of galvanized steel ducts of how to be fire rated without any type of coating or insulation. Stringent fire tests exist worldwide to prove the effectiveness of ductwork fire insulation systems.