Fire retardant technologies for interior and exterior fire protection from Koppers Performance Chemicals

Koppers offers a proprietary range of interior and exterior fire retardant timber treatment technologies for enhanced protection where building codes permit the use of wood or fire retardant treated wood.

Koppers fire retardant formulations are applied through pressure impregnation and are based on proprietary Koppers technologies.

Koppers FirePRO is a high temperature fire retardant chemical formulation for interior applications, where the adopted building regulations permit the use of wood products or fire retardant wood products.

Exterior Fire-X FRTW treated products are permitted for use in above ground interior or exterior applications, where the adopted building regulations permit the use of wood products or fire retardant wood products. Independent testing performed in accordance with industry standards has shown that Exterior Fire-X and Interior FirePro fire retardant treated wood products (FRTW) exhibit fire-retardant performance properties without significantly compromising other critical engineering properties such as strength, durability, corrosivity and hygroscopicity. Exterior Fire-X and Interior FirePro are Wood Protection Association approved products under the WPA Flame Retardant Quality Scheme.

Typical applications include:

  • Roof trusses
  • Floor joists
  • Timber framing
  • Interior and exterior joinery
  • Stairways

Typical uses include:

  • Schools
  • Hospitals
  • Hotels
  • Office Buildings
  • Multi-Family Housing
  • Entertainment Venues

Koppers FirePRO® and Fire-X® Benefits

  • Koppers FirePRO and Fire-X Benefits
  • Helps to maintain integrity of building.
  • Less smoke development.
  • Reduced flame spread.
  • Allows occupants more time to escape fire.
  • Provides fire fighters with more time.

Standards and Specification Information

Koppers currently holds approvals for many of the most commonly specified species. Further materials are undergoing testing on a continuous basis, please contact us for a comprehensive list. Please check with Koppers for specific sizes tested and approval classification achieved. Koppers FirePRO and Fire-X fire retardant treated timber products can also be CE marked.

Nails, Fasteners and Fittings

Use fixings and other hardware which are in compliance with building regulations or the intended use.
Certain metal products (including fasteners, hardware and flashing) may corrode when in direct contact with or exposed to water. Use fixings, hardware or any metal products as recommended by their manufacturer.