FlamePro Fire Retardant Treated Wood - Tongue & Groove
Treated Plywood

Fire Retardant Treated Wood (FRTW) is used to prevent fire spread and reduce the risk of personal injury and property damage.

FRTW is specifically used to meet codes designed to increase safety in public buildings.

For more than 30 years, builders and homeowners have chosen Biewer Lumber’s Fire Retardant Treated Wood for its proven effectiveness in slowing the spread of flames and reducing smoke in the unfortunate event of a fire.

FlamePro FRTW is backed by a 50-year limited preservative warranty.

This 4 x 8 treated plywood panel has a tongue & groove profile for easy installation.

  • Reduce sprinkler requirements
  • Meets Class A requirements for flame spread and greatly reduces smoke development.
  • Reduce and/or slow spread of flame and smoke
  • Fire Retardant chemical contains no formaldehyde, halogens, sulfates or ammonium phosphates
  • EPA registered as a preservative (#62190-9): Can be used over concrete that contacts the ground (sill plates)