FIRESTOP Duct Access Hatches for rectangular ducts have been tested with FIRESTOP Duct Wrap for internal and external fire in horizontal and vertical orientations. Unique design eliminates need for a separate non-fire hatch. Max FRR 120/120/120
System ID #: 804
Max Fire Rating: 120 minutes
Max Thermal Rating: 120 minutes
Size: Hatch Lid sizes up to 790 x 640mm
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