BL-40 Ladder Reinforcement

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The BL-40 consists of a ladder-type masonry reinforcing for composite walls with box ties lap-welded every 16” (400 mm) O.C. that extend into the collar joint.

  • A System 2000 wire tie is then engaged to complete the system.
  • The collar joint between wythes should be filled with mortar or grout to achieve maximum strength.
  • Not recommended for use in cavity wall systems.
  • Minimum embedment of tie is 1 1/2” (40 mm).
  • A fabricated ladder-type reinforcement designed to be embedded in the horizontal mortar joints of cavity, veneer and composite masonry walls.
AVAILABLE FINISHES:
Finish Material Specification Coating Specification Minimum Coating Mass
Mill Galvanized Wire CSA A370-14 A641 .010”
Hot Dipped Galvanized After Fabrication Wire CSA A370-14 ASTM A153 Class B2 1.50 oz/ft2 (457 g/m˛)
Stainless Steel Wire ASTM 79-AISI, Type 302 & 304 None Uncoated
PACKAGING:
  • 10’ (3.048 m) lengths.
  • 25 pieces per bundle.
NOTE:
  • Bed joint alignment for connecting wythes recommended.
  • Complies with ASTM C951, ACI 530 for joint reinforcement, CSA standard A370.

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