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Hohmann & Barnard’s Copper-Flex™ Copper Fabric Flashing consists of polyethylene film laminated to 3, 5, or 7 oz. copper sheet. Copper-Flex™ is a superior flashing that can also serve as a drip edge. Copper-Flex™ has a pressure-sensitive, clear adhesive that will not drool when exposed to UV or heat. This thru-wall / surface-mounted copper flashing features:

  • Extremely tough, with excellent impact and tear resistance
  • Maintains flexibility in extreme heat or cold weather environments
  • Highly resistant to oils and will repel most chemicals
  • Suitable for thru-wall or surface-mount applications
  • Not susceptible to UV degradation
  • Asphalt-free composition compatible with a wide variety of sealants


  • Available with 3, 5, or 7 oz. copper sheet laminated with polyethylene film
  • Available in 12”, 16”, 18”, 20”, 24” & 36” wide x 25’ long rolls



Spec. Ref. Test  Units
ASTM D412C Tensile Strength psi 67,000
  Elongation % 15
ASTMD1004 Graves Tear    
  MD  lbf. 27.4
    in.@ max. load 0.22
  TD lbf.  22.4
     in.@ max. load 0.28
ASTM D1938 Tear Propagation (Trouser Tear)    
  MD lbf. 8.3
  TD lbf. 9.3
ASTM E154 Puncture Resistance    
  max. load Ibf. 265 
  deflection at max. load in. 1.01
  failure type    rupture

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