Vertical Expansion Joint Cover

Vertical Expansion Joint Cover

Product Descriptive Name
Vertical Expansion Joint Cover
Product Short Description
Elastomeric membrane bellows and 4" metal flanges for use with vertical expansion joints.

Product Details

Vertical Expansion Joint Cover

Product Short Description
Elastomeric membrane bellows and 4" metal flanges for use with vertical expansion joints.

Features

Vertical Expansion Joint Cover

Features

Expand-O-Gard expansion joints are flexible waterproof closures for vertical building walls designed to accommodate movement between building components caused by thermal, settlement, wind, flex and seismic forces. Each Expand-O-Gard cover is a combination of a flexible rubber membrane, with two metal flanges, adhesively and mechanically combined to the bellows by a patented bifurcation process.

Advantages:

  • Accommodates multidirectional movement
  • Non-reinforced bellows for both geometric and elastomeric movement
  • Designed in a variety of styles for application requirements
  • Labor saving factory crafted intersections to fit most needs or custom designed for special needs

Bellows: 

  • Widths: 4" - 12" (10.16 cm - 30.48 cm) Standard (Special sizes are available up to 54" [1.37 m] wide) 
  • Membrane:  EPDM 
  • Thickness: 0.060" (1.52 mm) 
  • Colors: Black or White - premium priced and available upon request. 
  • Closed Cell Support Foam Thickness varies from 0.375" - 0.75" (9.53 mm to 19.1 mm) depending on bellows width. 

Flange*: 

  • Aluminum**: .032" (0.81 mm) 
  • Copper: 16 oz. (0.56 mm) Galvanized Steel2 : 26 ga. (0.56 mm) 
  • Stainless Steel: .018" (0.46 mm) folded to .036" (0.91 mm)
  • *Other metals are available upon request. 
  • **Available in Kynar® finish colored upon request. Kynar® is a registered trademark of Arkema, Inc.

Styles: 

  • WS = For masonry construction, metal buildings and panel wall systems where flanges are concealed and/or sandwiched within the wall system. 
  • F = For joints between new and existing vertical walls, between curtain walls and glass atriums, and other vertical building walls where the flange is part of the closure design.

Factory fabricated transitions are available.

Documents

Resources

Johns Manville BURSI - Expansion Joint Covers & Edge Metal Solutions

Get an in-depth look at JM's BURSI presentation explaing what Expansion Joint Covers and Edge Metal Solutions are and the purpose they serve in a roofing system.

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Guarantees and Roof Maintenance

Support services can include: conceptual product information, building science, wind uplift data, national and local code understanding, FM Global® and UL® regulations, fastening patterns and sheet layouts, installation guidelines and standard details.

Recycling Resources

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