Tremco DualFlex®

A reinforcing flashing that consists of a central strip of elastomeric SEBS rubber flanked on either side by an absorbent non-woven felt. The felt allows for easy integration of the flashing and the waterproofing membrane. The elastomeric SEBS rubber provides superior movement capability without compromising the waterproofing.

Product Description

Tremco® DualFlex® is a reinforcing flashing consisting of a central strip of elastomeric SEBS rubber flanked on both sides by absorbent non-woven felt. This design allows for easy integration into waterproofing membranes, providing superior flexibility and movement capability without compromising waterproofing integrity.

Key Benefits

  • Superior Flexibility: The elastomeric SEBS rubber core accommodates structural movements, ensuring long-term performance.
  • Versatile Application: Ideal for joints, transitions-in-plane, and horizontal-to-vertical transitions in waterproofing systems.
  • Seamless Integration: Absorbent non-woven felt sides facilitate easy bonding with waterproofing membranes.
  • Compatibility: Designed for use with TREMproof® hot-applied membranes and Vulkem® traffic coating base coats.

Best For

  • Hot-applied waterproofing membranes
  • Vulkem® deck coating base coats
  • Vulkem® EWS coating systems
  • TREMproof® PUMA below-grade waterproofing systems

Product Properties

Property Specification
Color Gray
Temperature Resistance -22 °F to 194 °F (-30 °C to 90 °C)
Breaking Load (Longitudinal) 251 N / 15 mm
Breaking Load (Lateral) 24 N / 15 mm
Extension at Break (Longitudinal) 32%
Extension at Break (Lateral) 122%
Water Pressure Resistance >21.7 psi (>1.5 bar)
UV Resistance 500 hours
Available Sizes
  • 6″ x 98′ (150 mm x 30 m)
  • 9.5″ x 98′ (240 mm x 30 m)
  • 19″ x 98′ (480 mm x 30 m)