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651 Horizontal Exterior Expansion Joints

The 651 exterior roof expansion joint system is capable of multi-directional seismic movement and can accommodate uneven joint widths with its surface mount design.

More information about this product

Features and benefits

  • Sheer movement unlimited
  • Easy on site assembly
  • Moisture barrier included
  • Neoprene weather washers prevent leaking where fasteners penetrate frames/covers
  • Factory formed transitions available
  • Plate available in stainless steel

Product specification

  • Install Condition: Roof/Roof
  • Roof/Wall
  • Movement: +/- 50, +/- 100%
  • Joint width: 1″-16″
  • EPDM included
  • Optional fire rated

Technical information