Pre-Engineered Roof Systems

metal-roofButlerib® II 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

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MR-24® Roof System

MR-24® Roof System is the industry’s first and finest standing-seam metal roof system—with 40+ years of proven, in-place weathertight performance.

Features & Benefits

  • Acts like a monolithic steel surface covering your entire building and providing superior protection
  • Specifically designed with moveable clips to accommodate roof movement under changing temperatures
  • Creates an exclusive 360-degree Pittsburgh double-lock seam, with the final 180 degrees field rolled, for superior performance and protection
  • Factory-punched panels and structural members assure proper alignment and accurate installation
  • Accommodates additional insulation thicknesses to enhance energy efficiency
  • A material-efficient option with compelling sustainability attributes
  • Available in several cool colors for added energy savings
  • Can save up to 90% on roof maintenance costs

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CMR-24® Roof System

CMR-24® roof system has all the benefits of the MR-24 roof system with an added rigid insulation board and steel liner.

Features & Benefits

  • Features the same exclusive panel seaming process and clip system used on the MR-24 roof system
  • Specially designed bearing plate evenly distributes the weight of the roof panels and clips to support the structural steel
  • Superior-quality rigid insulation board is available in a variety of thicknesses and insulating values
  • Interior metal liner protects the insulation and gives the building interior a finished look with excellent energy performance
  • Features a UL Class 90 wind uplift rating and offers weathertightness warranties of up to 25 years
  • Available in a variety of Energy Star® rated cool roof colors

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VSR II™ Architectural Roof System

VSR II™ Architectural Roof System is a versatile structural standing-seam roof system designed exclusively for architectural applications with roof slopes of 1/4”:12” and greater.

Features & Benefits

  • Accommodates complex roof geometries and simplifies flashing designs
  • Can be used in continuous roof-to-fascia design treatments
  • Panels are available in 16” widths and are manufactured from 24-gauge steel
  • Minor longitudinal flutes provide pleasing appearance
  • All colors are cool roof fluoropolymer formulations, with an SRI of 29 or greater
  • Concealed moveable clips anchor roof panels for spans up to 50’
  • Allows up to 2” of thermal movement to reduce wear-and-tear
  • Factory-installed sealant on roof-clips and panels provides extra protection against leaks
  • UL Class 90 wind uplift rating
  • Available weathertightness warranties of up to 25 years

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Reroof and Retrofit Roof System

Features & Benefits

  • Can be installed directly over your existing roof in most cases, eliminating tear-off costs and minimizing interruption to your daily business activities
  • Extensive design flexibility assures seamless integration into your existing structures
  • Available in a wide variety of colors, including energy efficient cool colors
  • Butler’s reroofing options include:
    • Low-Profile Metal-Over-Metal System
    • High-Profile Metal-Over-Metal System
    • Slope Build-up Framing System

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ThermaLiner™ Insulation System

ThermaLiner™ Insulation System is a state-of-the-art insulated liner system that can be used with most Butler® roof systems.

Features & Benefits

  • Incorporates all the benefits of the MR-24®, VSR II™, and Butlerib® II roof systems while providing superior thermal efficiency
  • Produces R-values from R-20 to R-39
  • Saves on heating and cooling costs through multiple layers of insulation
  • Reduces noise transmission through enhanced acoustic characteristics
  • Superior vapor retarder helps control condensation
  • Liner panel provides an attractive finished interior look to the underside of the roof

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Sky-Web® and Sky-Web II® Fall Protection and Insulation Support System

Sky-Web® and Sky-Web II® Fall Protection and Insulation Support Systems are the unique, easy-to-install safety systems designed to enhance worker safety and productivity on the jobsite.

Features & Benefits

  • Web of knotted nylon mesh attaches to the perimeter of the roof’s secondary structural members to protect against leading-edge-of-roof falls
  • Passive-restraint solution similar to an automobile airbag
  • No action required by workers, such as tying off with lanyards, to provide safety
  • Greatly reduces the distance of a fall—and thus the severity of injury
  • Can remain in place after building is complete to act as a support system for roof insulation

NOTE: Sky-Web systems do not eliminate fall hazard from the nonleading edge of the roof and during installation.

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SunLite Strip™  Daylighting System

The SunLite Strip™ daylighting system adds natural daylight, energy savings, and occupant comfort to any Butler® building featuring the MR-24® roof system—new or retrofit applications. Butler has partnered with Sunoptics® to offer this innovative daylighting option.

Features & Benefits

  • Reduces electrical lighting consumption and lighting costs up to 70% when integrated with control systems design
  • Installs in 1/3 the time of curb-mounted systems, allowing for faster move-in
  • Design can reduce roof penetrations by 30%—reducing field labor and protecting the weathertight integrity of the MR-24® roof system
  • Prismatic acrylic domed technology adds up to 3 times the amount of light earlier and later in the day vs. translucent panels
  • Can provide a return on investment (ROI) in an average of 3 to 5 years

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