• High-Quality NYLON filament Brush with clear Anodized Aluminum Extrusion.
  • Significantly reduces infiltration of light, air, wind, rain, snow and heat loss.
  • Brush Seal helps keep out pests including insects, rodents, and birds.
  • Used for sealing hangar doors, biffold and hydraulic doors, roll-up doors, barn doors.
  • Flexible to -70 degrees.
  • Imported from USA.
Heavy-duty Brush-DOUBLE thickness of our Med-duty: Our durable, and high-quality nylon filament has excellent abrasion resistance, abrasion recovery, and remains flexible and effective even down to 70°F below zero! Rugged aluminum holders, in a clear finish, securely hold the nylon filament. Heavy-Duty comes in a crimped nylon filament with brush lengths from 1.5" to 5" long with a straight holder and 8ft lengths to fit your application.