Structural Rainscreen Furring

FM4-MaxFlow™️ is our top of the line rainscreen cladding attachment system that combines all the benefits of FM3-VHV™️ with all those of Roll-On Rainscreen™️

The FM3-VHV™️ hat channel provides structural cladding attachment while the addition of the Roll-On Rainscreen™ furring strip increases the total cavity depth, boosting drainage & airflow capability while also eliminating thousands of penetrations that result from cladding attachment. High-performing & Easy to install, FM4-MaxFlow™️ is the most efficient & cost-effective cladding attachment system on the market!


Features & Benefits

  • Increased depth ELIMINATES the 1,000’s of WRB/Insulation penetrations that result from cladding attachment
  • Horizontal installation without the cost & hassle of double-strapping with wood or drywall hat channels
  • Optimal Drainage & Drying throughout your Cladding Assembly!
  • Roll-On Rainscreenensures drainage against the Cladding
  • FM3-VHVensures drainage against the wrb/substrate
  • 18/20ga structural steel provides secure attachment & support for various calddings
  • Class A Fire Rated
  • AZ50/55 ZINCALUME® coating ensures long-term corrosion resistance superior to standard G90
  • Solution for how to securely attach Outside Corner trims over 1’’+ CI
  • Does not create a thermal bridge like z-girts
  • Does not absorb moisture & warp/bow/split like wood
  • 100% Recyclable
  • 5,000ft minimum

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