Butler MR-24 Roof System

Butlerib® II Roof System is the industry’s best through-fastened roof system—engineered to be economical both to install and to maintain.

Features & Benefits

  • 1-1/2" corrugation makes the Butlerib® II roof panel one of the strongest in the industry
  • Available factory cut and punched to ensure accurate endlap alignment and easy installation
  • Factory-slotted holes allow roof panels to expand and contract during seasonal temperature changes to reduce wear-and-tear
  • Preformed sealant grooves and guides promote accurate sealant placement between panels
  • "Return leg" full side-lap corrugation provides extra support at the panel side laps
  • Exclusive Lock-Rivet fastener further enhances weathertight performance
  • Easily insulated with fiberglass blanket insulation
  • UL Class 90 wind uplift rating
  • Available 10-year weathertightness warranty

Ideal uses:

  • The basic roof system for the Widespan structural system

CAD Details

The common cross-sections and details include more than 100 typical sections which clearly demonstrate how Butler structural systems integrate with metal, tilt-up, masonry or precast concrete walls. A number of common roof and base condition details are also included. All details are provided in .pdf and .dwg downloadable format for your convenience.