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1/2" x 48" x 10' Fiber Expansion Board

Mfg#: 199EB124810
Product#: 199EB124810
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RIGHT-JOINT Fibre Expansion Joint is a composite blend of cellulose long strand fibers in an asphaltic binder securely bonded together and formed into a semi-rigid board. This environmentally safe compressible material is economical while being stronger a


  • Provides neat, finished joint appearance while requiring no trimming
  • Easy to cut easy to use
  • Provides the ideal product for the majority of all expansion/contraction joint requirements
  • Non-extruding offers a minimum 70% recovery after compression
  • Should be installed 1/2 in below concrete surface and sealed with a suitable sealant such as 3405 hot applied joint sealant or compatible caulk is positioned against concrete forms, at interrupting objects or columns and against abutting structures prior to the installation of concrete
  • A tough yet lightweight, easy-to-use, semi-rigid and pliable joint filler fabricated to your needs


  • Density: 19 - 21 lb/cu-ft
  • Standards: ASTM D1751, AASHTO M 213, FAA Specification item P-610-2.7
  • Thickness: .5 in
  • Recovery: 79 - 84%
  • Slab Width: 4 ft
  • Compression Strength: 85 - 445 psi
  • Water Absorption: 5 - 8%
  • Length: 10 ft
  • Usage: For Road Ways, Sidewalks, Driveways, Patios, AirPort Runways, Warehouse Flooring, Parking Lots, Curbs