UL Duct Access Armor Doors
These UL Duct Access Armor Doors are precision cut hi-grade 316 stainless steel air duct access doors with unique octagonal shape that eliminates sharp edges. The built in "Cam-Lock" design allows for easy installation. The "Cam-Lock" prevents any misplaced or lost hardware.
Meets and exceed NFPA and UL standards.
Fire rated to 23000 degrees.