cULus Listed

• Material: MPFR Series is 16 gauge satin coat steel front door with 20 gauge backliner and 16 gauge satin coat steel frame. The MPFRSS Stainless Steel Series is 16 gauge #304 stainless steel front door with 20 gauge backliner and 16 gauge #304 stainless steel frame. Finish: Satin coat steel doors have a primed finish. Stainless steel doors have a #4 brush satin finish. Door: Flush to frame. Self-closing. Can be opened from the inside or back of the door with MIFAB’s unique thumb turn latch. Frame: Four piece welded frame with masonry mounting straps. Hinge: Concealed pivot pins. Spring: Heavy duty. An extra spring is provided with every door greater than 14” x 14” (356 x 356) for ceiling installation. Both springs must be attached to the door to ensure that the door will close when installed in the ceiling. Latch: Standard – Flush mounted, interchangeable turn ring operator and key operator latch. Optional - cylinder key lock. All of MIFAB’s cylinder key locks are keyed alike. Fire Rating: Underwriters Laboratories “B” label. 1½ hours for walls. Warnock Hersey: 1 hour combustible ceilings and walls, 2 hour non-combustible ceilings, and 3 hour non-combustible walls. Ceiling fire ratings are up to and including the 24” x 36” (610 x 914) size Insulation: Roxul Rockboard 80. 2” (50) thick and fire retardant. Packaging: Individual pack.

MIFAB® MPFR series fire rated access door is approved by Underwriters Laboratories Inc., for 1-1/2 hr, B label in walls and is approved by Warnock Hersey for 2 hr in ceilings and 3 hr in walls. The door meets ANSI-UL 10B standards. The same door can be used in walls and ceilings. Tests were conducted using mild steel and type 304 stainless steel.