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36in Automatic Door Bottom, Surface Mount, Heavy Duty Neoprene, 7/8in Max Drop, DKB Dark Bronze

Part#: NGP420NDKB 36IN
Hot#: 179480
 Finish: Dark Bronze Anodized

Please Contact your IML Representative for Details

  • Series Overview
  • Specifications
Notice: The info below is not item specific.

National Guard Products Inc


  • Aluminum alloy 6063, T5 temper
  • Synthetic EPDM rubber in polypropylene thermoplastic matrix closed cell advanced elastomeric foam
  • BHMA Certified to ANSI/BHMA A156.22, 1,000,000 cycle test-grade 1
  • BHMA Certified to ANSI/BHMA A156.22 performance tests for heat and cold
  • Very good abrasion resistance, tensile strength and memory
  • Flame-resistant
  • Moisture-resistant
  • Temperature range -81°F to 275°F
  • Good resistance to ozone, sunlight and aging
  • Mounts on push side of door
  • Use with a threshold for maximum sealing capability
  • Nylon brush recommended for carpet applications where no threshold is provided
  • Specify exact net length required to avoid field sizing
  • 36" and Longer may be cut up to 4" in the field; under 36" should not be cut in the field, order net length
  • Minimum length 11", maximum length 60"
  • End caps furnished standard
  • For half mortise applications specify HM in item number prior to finish (ie: 420NHMDKB)
  • 7/8" Max drop
  • Color is black
  • Dark Bronze Finish
  • Options: 1/16" thick lead insert available – specify “lead-lined”

Specifications for National Guard Products Inc NGP420NDKB 36IN

Other Specs
Alternate Codes420NDKB 36IN, 420NDKB36IN
CategoryDoor Accessories, Glass Aluminum Hardware, Thresholds & Seals
CertificationsA156.22, ANSI, ASTM E2235, ASTM E283, ASTM E90, BHMA, CAN/ULC-S104, IBC International Code 1008.1.3.4, NFPA 105, NFPA 252, NFPA 80, UL 10b, UL 10C, UL 1784
Door ApplicationThresholds & Seals
Door Width36"
Finish ColorDark Bronze Anodized
Fire RatedYes
Fire Rating180 min, 90 min
GradeGrade 1
Height2-5/16"
ManufacturerNational Guard Products
MaterialAluminum Alloy, Synthetic EPDM Rubber in Polypropylene Thermoplastic Matrix
MountingPush Side
Operating Temperatures-81 to 275F (-62.7 to 135C
Series420N
Weather RatingMoisture Resistant
Width15/16"