Firerated 90 Min Interior Door | 1888 Matte Black | Single Flush Panel Metal Frame Handle ” Left-hand Inswing

Our 90‑minute fire‑rated door set is engineered for safety, performance, and easy installation. The complete kit includes everything you need for a fully compliant fire‑door installation:

– 1 3/4″ (45 mm) reinforced door slab with certified mineral core for 90 minutes integrity and temperature stability.
– Factory‑supplied metal frame, suitable for 4 9/16″ wall thickness, made from galvanized steel.
– Three steel ball‑bearing hinges (per NFPA 80 requirement: one hinge per 30″ of door height).
– Pre‑bored lock area and compatible with standard handle and lock hardware.
– Includes handle set

Additional features:

– Ideal for residential garage-to-house entries, utility rooms, commercial offices, and apartment units.
– Frame kit comes in a separage packaging, should be assembled to install.
– Available in left- or right-hand swing configurations.
– Compatible with UL‑listed closers, exit devices, and vision-lite kits.
– Fully finished door coating
– Meets UL 90 standards for fire‑door assemblies.