| For labeled fire doors, stairwell doors, motel and hotel guest room doors, apartment unit entrance doors. Meets NFPA80 standard for 3 hour fire doors (NFPA-80 stipulates minimum of 2 spring hinges shall be used on labeled doors) For maximum rated door sizes, see catalog cut. LifeSpan Limited lifetime warranty for the life of the building. Internal ratchet mechanism eliminates loose adjustment pins. Closing power is adjustable up or down. Excellent alternative to more expensive overhead mounted closers. |
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