D-Blaze - Thunderbolt

D-Blaze® treated lumber and plywood are designed for interior wood framing and sheathing applications where fire retardant construction materials are specified or required by building code. D-Blaze is highly effective at slowing down the spread of flame and reducing smoke development as a result of fire, giving you and your family more time to escape.

Code Reports:

Compliance & Life Safety Documents

D-Blaze is recognized as a code compliant pressure-impregnated fire-retardant treatment under the International Building Code® (IBC®), International Residential Code® (IRC®) and the National Building Code of Canada® (NBC®) for lumber and plywood products used in fire-rated assemblies and interior applications where fire retardant construction materials are permitted and specified by the building codes.

1 & 2 Hour Fire-Resistance Rated

Exterior Bearing Wall Assemblies

D-Blaze® FRTW features a series of Underwriters Laboratories® (UL) 1 & 2-Hr. Fire Wall Designs (UL Design V335) that have been TESTED, CERTIFIED & LISTED providing unparalleled fire safety protection. Remember, not all fire walls are built the same!
Watch a 3 min video from Viance to learn more.

Overview: 1-hr & 2-hr Fire Rated Assemblies

1 & 2-Hr. Exterior Bearing Wall Assembly:

Fire Resistance Rated 2-Hr & 1-Hr Fire Walls

D-Blaze Safety Data Sheets (SDS)

D-Blaze FRTW products are fire resistant, durable, non-hygroscopic, non-blooming, easy to handle, workable with common woodworking tools, and offers a lower in-place cost than materials classified as non-combustible. Download the product’s Safety Data Sheets (SDS) for both the Finished Goods and the Liquid Chemical. If you have any questions, or concerns, please contact us.

D-Blaze FRTW

Finished Goods SDS

Understand Our Stamp

*The above D-Blaze stamp shall be affixed to each piece of FRTW lumber and plywood produced, as required by Section 2303.2.4 of the IBC.

*Per Section 2303.2.4 of the International Building Code (2021), fire retardant treated lumber and wood structural panels shall be labeled. D-Blaze (interior) FRTW Lumber and Plywood is labeled after treatment and complies with applicable codes and standards.