The PFN is not insulated and can only be used on fire rated walls. It comes with a 1” flange for an easy flush installation on any type of surface material. As per UL and NFPA 80 standards, once the installation is complete and the provided springs installed, this door will be self closing and self locking. It should not be used in situations where protection against temperature elevation is required. The largest fire rated PFN door available is: (36” x 36” or 1296 sq. in.).

– Material: 16 gauge cold rolled steel
– Hinge: Continuous piano hinge. Hinge location: Hinges must be located on the second dimension (height).
– Locking mechanism: Self-latching tool-key operated slam latch and ring operated slam latch, both included.
– Flange: 1″ exposed flange
– Frame: 2½ ” in depth, made of cold rolled steel
– Rough opening: Door sizes + ¼” or + 6mm
– Inside panel release: Mechanisms to allow panels to open from inside, standard on all doors over 12″ X 12 inches.
– Finish: High quality white powder coat primer.