Pemko 434_NBL Brush Seal/Automatic Door Bottom


Air Infiltration TestedAir Infiltration Tested


BHMA CertifiedBHMA Certified

Smoke Tested - UL1784Smoke Tested – UL1784

Fire Rated - UL10C - Positive PressureFire Rated – UL10C – Positive Pressure

Underwriters Laboratory 4L10Underwriters Laboratory 4L10

GREENGUARD Gold CertifiedGREENGUARD Gold Certified



  • Smooth action, positive seal mechanism.
  • All Pemko automatic door bottoms consist of an aluminum case which surrounds a movable drop-bar seal.
  • The drop-bar seal is actuated by a plunger which contacts the jamb as the door is closing, forcing the drop-bar seal down against the floor / threshold.
  • Low Closing Force and Fully Mortise Application means this Drop Seal satisfies requirements for ANSI A117.1 and ADAAG 2010
  • This automatic door bottom is supplied with a Nylon Brush (“NB”) insert – item number P516062.
  • Standard color for this part is black, but it is also available in gray.

© 2017, Best Brothers Group. All rights reserved.




A - Mill Finish Aluminum434ANBL: A – Mill Finish Aluminum Aluminum with Black Nylon Brush insert

© 2017, Best Brothers Group. All rights reserved.