320S-48

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List Price

$117.00 / EA.

Mill Aluminum Hollow Metal Mortise Automatic Door Bottom with Silicone Seal

Product 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
  • Fits in 1-5/8" x 3/4" Channel. A “Furring Strip” may be used to Lower Automatic Door Bottom when a Deeper Channel is Used
  • Furnished 1/2" Shorter than Ordered to Fit within Net Door Size. (i.e. 36" is Furnished 35-1/2") Length may be Field Cut up to 4"
  • Fire Ratings Apply to Metal Doors Only
  • #4 x 5/8" SMS Furnished
  • End Caps Not Available
  • Available 24" to 48" in Length
  • 1/2" Max Drop
  • Silicone Is Gray
  • Mill Aluminum

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.

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