Pemko 18041_NB (MS) Brush Seal Meeting Stile Split Astragal

Usually Ships: 2-3 Days
  • Surface Mount to Each Door of Pair (2 required)
  • Supplied with a Nylon Brush (“NB”) insert
  • Air Infiltration Tested, Smoke Tested, Fire-Rated

Available Options:


Pemko 18041CNB, 18041DNB (MS) 84″ Split Astragal

Brush meeting stile astragals are used to seal the gap between pairs of doors (screwed-on to surface of each door). Typically used on pairs with vertical rod exit devices and/or push/pull setups.

When installing pairs of fire doors care must be taken to maintain the requirements of NFPA 80

  • PROFILE WIDTH: 3/4” (19.1 mm) (x2)
  • TOTAL WIDTH WITH INSERT: 1-1/8” (28.6 mm) (x2)
  • HEIGHT: 1/4” (6.4 mm)
  • LENGTH: 84″

Note: brush should mesh from 1/32″ to 1/16″


  • 18041CNB: C – Clear Anodized Aluminum with Gray Nylon Brush insert
  • 18041DNB: D – Dark Bronze Anodized Aluminum with Black Nylon Brush insert


  •  BHMA Certified
  •  Air Infiltration Tested
  •  Smoke Tested – UL1784
  •  Fire Rated – UL10C – Positive Pressure
  •  Underwriters Laboratory 4L10
  •  GREENGUARD Gold Certified



C – Clear Anodized Aluminum, D – Dark Bronze Anodized Aluminum



Fire Rating

Fire Rated – UL10C – Positive Pressure

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