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NGP 4447S Gray Mill Silicone Dual Actuated Auto Door Bottom

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Features

  • Aluminum alloy 6063, T5 temper
  • Synthetic rubber polymer: Siloxane
  • Excellent flexibility and memory
  • Flame resistant
  • Moisture resistant
  • Temperature range -100°F to 500°F, remains flexible at extreme temperatures
  • Excellent resistance to ozone, UV and aging
  • Recommended for areas using FM200 or Halon Fire Suppression Systems
  • BHMA Certified to ANSI/BHMA A156.22 performance tests for heat, cold, air infiltration and smoke infiltration
  • WILL NOT FUNCTION ON PAIRS OF DOORS
  • Actuated by frame stop on both ends
  • Low compression & operating force
  • Concealed fasteners
  • For pairs use matching single actuated door bottoms
  • Furnished 1/4" shorter than ordered to fit net door width. (i.e. 36" is furnished 35-3/4" net)
  • Available 24" to 96" in length. May be field cut up to 3"
  • Mortise required 7/8" × 1-3/16"
  • #4 × 5/8" SMS furnished
  • 1/2" max drop
  • Silicone is gray
  • Mill aluminum

Options

    Standards

    • CERTIFIED by UL to CAN/ULC-S104 and ANSI/UL10B, complies with NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 90 minutes.
    • POSITIVE PRESSURE - CERTIFIED by UL to ANSI/UL10C, complies with IBC, NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 90 minutes.
    • AIR INFILTRATION TESTED to ASTM E283, Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors.
    • SMOKE & DRAFT CONTROL GASKETING. Certified by UL to ANSI/UL10C and ANSI/UL1784 Category 'H'; complies with IBC and NFPA 105 for use on 'S' labeled Positive Pressure Hollow Metal fire doors rated up to 3 hours, and Wood fire doors rated up to 90 minutes.
    • ANSI/BHMA CERTIFIED. Certified Gasketing complies with American National Standard for Door Gasketing and Edge Sealing Systems ANSI/BHMA A156.22 and is listed in the BHMA Certified Products Directory.

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