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FlamePRO® Fire Retardant Treated Wood

FlamePRO® Features and Benefits

Key Product Values

  • FlamePRO® Fire Retardant pressure treated wood products, as described in the ICC Evaluation Services, Inc. ESR-4244, meet all major model building code requirements. View this report.
  • UL Classified with an FR-S Rating for flame spread and smoke development values of 25 or less.
  • FlamePRO® Fire Retardant pressure treated wood products comply with AWPA UC-1 and UCFA use category systems, FlamePRO® treatment process meets the AWPA T1 standard.
  • Cal Fire Certified — CAL FIRE is responsible for providing wildland fire protection and resource management on over 31 million acres of State Responsibility Area (SRA) lands throughout California.
  • FlamePRO® Fire Retardant pressure treated wood products are backed by a 50 Year Limited Warranty Program from Koppers Performance Chemicals Inc.
  • Hygroscopicity testing conducted by a third party independent laboratory has confirmed that compared to untreated wood, FlamePRO® brand fire retardant treated wood does not pick up excessive moisture under ASTM D3201 test conditions.
  • 1 Hour and 2 Hour Tested Interior Wall Assembly, and 2 Hour Tested Exterior Wall Assembly (ASTM E119). For details refer to ESR Report 4244.
  • The majority of common lumber and plywood species used in building construction can be treated with FlamePRO®.
  • Low corrosion rates to code-approved metal fasteners and hardware.
    Download FlamePRO® Fastener & Hardware Sheet
  • Optional orange color indicator for building site recognition.
  • BSD SpecLink : Master Specification Content for Architectures, Engineers, and Construction Markets.

Environmental Certifications

  • Indoor Advantage Gold Certified — SCS Global Services has completed the evaluation of Koppers’s FlamePRO® Treated Lumber products. Koppers FlamePRO® Fire Retardant Treated Wood products meet all the necessary requirements to be certified Indoor Advantage Gold.
  • UL GREENGUARD GOLD Certified — GREENGUARD GOLD Certification indicates that FlamePRO® products have undergone rigorous testing and have met stringent standards for low volatile organic compound (VOC) emissions. Products certified to this criteria are suitable for use in schools, offices, and other sensitive environments. For more information about the GREENGUARD Environmental Institute, visit www.GREENGUARD.org .
    View FlamePRO® GREENGUARD & GREENGUARD GOLD Certificates.


  • ICC ES Logo
  • UL CLASSIFIED Logo
  • AWPA Logo
  • Indoor Advantage™ Gold Logo
  • UL GREENGUARD GOLD Logo
  • CAL FIRE Logo
  • BSD SpecLink Logo

FlamePRO® Video

Learn how FlamePRO® works, it's uses, features and benefits by viewing the video below.

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