Grease duct joints are held together through shaped V clamps and sealed with 3M Fire Barrier 2000+. A passive fire safety solution for air distribution units, smoke Manage and kitchen grease ducts These polices are in position to handle the fire risk posed by grease buildup inside of ducts, that https://greasetightextractductwor01233.blogvivi.com/37587576/fire-resisting-ductwork-insulation-an-overview