FRT Wood


For areas of a building that are exposed to the elements, Chicago Flameproof’s FRT wood is the product of choice. Manufactured in our Chicagoland facility, our FRT lumber is available for immediate shipping to any location throughout the United States. When you choose Chicago Flameproof, you can expect to experience short turnaround times, affordable pricing, and quality products of the highest quality. For interior FRT wood, please view our FlameTech FRT page.

For pricing, please give us a call at (866) 884-7591 or fill out our online quote request form.

Our FRT Lumber

Chicago Flameproof’s exterior lumber is reliable, durable, and ready to be shipped throughout the United States. Explore the following specifications:


  • Our lumber has been submitted to ASTM E84 testing for surface burning characteristics and ASTM D2898 accelerated weathering (rain) tests.

Paint and Staining

  • Our FRT wood comes with a clear finish but can be stained with a water-based stain or painted with a latex-based paint.

Common Applications

  • Our FRT wood can be used in virtually any way that untreated exterior lumber would be used. Common applications include siding, decks, balconies, and stairs.

For interior FRT lumber, please view our FlameTech FRT page.

Order FRT Wood Today!

For all your exterior fire retardant lumber needs, give us a call at (866) 884-7591.Our friendly and knowledgeable staff will be able to answer any of your questions and process an order for your lumber.