FireMaster Fast Door XL System

FireMaster Fast Door XL System is comprised of a UL1978 tested and listed duct access door and an ASTM E2336 tested and listed enclosure cover plate. The duct access door is tested to be grease and fire tight when immersed in a simulated grease pan fire per UL1978. The access door is Union made and under UL follow-up inspection to ensure the finest quality. An included and ready to install insulated cover plate is compatible with FireMaster Fast Door XL System installation on grease or air ducts, and is the only single layer door enclosure system available. This single layer of insulation is only 1-1/2 inches thick and provides zero clearance to adjacent combustibles and 2-hour rating per the stringent ASTM E2336 grease duct enclosure standard. FireMaster Fast Door XL System provides for fast and simple installation surpassing the requirements of NFPA 96 and the International Mechanical Code.