TRUST OUR FAMILY TO PROTECT YOURS.
TRUST BIEWER FIRE TREATED WOOD.
For over 40 years, builders and homeowners have trusted Biewer Lumber Fire Retardant Specialists to provide the highest quality fire-treated wood. Our pressure-treated fire treated wood is a science-backed solution for slowing the spread of flames and reducing smoke in the occurrence of a fire.
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Fire Treated Wood Distribution
We have multiple locations throughout the Midwest to serve you, and no matter where you’re located, we’re here to help with your fire treated wood needs.
The Advantages of Our Fire Treated Wood
Codes
Meets All Major Model Code Requirements for fire treated wood.
Rating
UL Classified with an FR-S Rating of 25 or Less
Certified
UL GREENGUARD® GOLD Certified
Warranty
50-Year Limited Warranty Program
OUR TREATMENT
As a leading manufacturer of fire-retardant-treated wood (FRTW) in the United States, Biewer Fire Retardant Specialists utilizes a premium treatment chemical: FlamePRO®, manufactured by Koppers Wood Treating
Why Choose Fire Treated Wood
- Industry Leaders with 30+ Years of Experience
- Distribution Channels Nationwide
- Knowledgeable Support Team
- BECAUSE WE KNOW LIFE DEPENDS ON IT!
Stay Updated on all things fire-treated wood
From IBC to Install: How to Specify Fire-Retardant-Treated Wood with Confidence
From IBC to Install: How to Specify Fire-Retardant-Treated Wood with ConfidenceA Practical Guide from the Experts at Biewer Lumber Fire-retardant-treated wood (FRTW) is a critical material in modern commercial construction — yet it remains one of the most...
Does Fire-Retardant-Treated Wood Weaken Over Time?
Does Fire-Retardant-Treated Wood Weaken Over Time?Understanding the Structural Performance of Fire-Retardant-Treated Wood Fire-retardant-treated wood (FRTW) is commonly used in commercial construction to meet fire code requirements, yet concerns persist that the...
Fire Treated Wood FAQ: Everything You Need to Know
Fire Treated Wood FAQ: Everything You Need to Know As fire safety requirements continue to evolve, more architects, engineers, and builders are turning to fire treated wood (FRTW) as a reliable solution for code-driven construction. But with multiple product types,...
How to Specify Fire Treated Wood for Your Next Project
How to Specify Fire Treated Wood for Your Next Project Fire treated wood (FRTW) plays a critical role in today’s commercial, multi-family, and code-driven construction environments. Whether you're building schools, retail structures, hospitality spaces, or residential...
The Rise of Fire Treated Wood in Wildfire-Prone Areas
The Rise of Fire Treated Wood in Wildfire-Prone Areas Building Smarter in a Changing Climate Wildfires are becoming more frequent and intense, reshaping how builders, architects, and code officials think about material performance in fire-prone regions. As communities...
How Fire Retardant Chemicals Work In Treated Lumber
How Fire Retardant Chemicals Work in Treated Lumber When a project calls for fire treated wood, most builders and contractors know it’s about safety and code compliance — but how does it actually work? What’s happening inside the wood that makes it more fire...