FIR (Fire Retardant Treated) Class l, 0-25 Firespread rating, water soluble treatment. BAXCO "pyrosote" fire retardant treated, kiln dried after treatment. Each piece marked with underwriter lab and grade stamped termite and decay resistant. Incized*.

Grades: Standard or as specified
Thickness & Finishes: 1, 2 & 4" standard S4S, E4E
Widths: 4, 6, 8, 10, & 12". 2 & 3" for floor creepers under tongue and groove hardwood flooring & gymnasium type flooring
Lengths: 8' - 20' (10 & 12" and 4 x 4 are 16' only)
Grains: Flat with variable texture
Colors: Treatment causes greenish color
Misc. Information: Certificate of compliance available. Extensively used within S. F. Building Codes. *Incized = Small surface punctures necessary for treatment penetration.