Allweather Wood fire retardant treated lumber is highly effective at controlling the spread of flame and smoke, increasing evacuation time, and potentially reducing damages and repair costs caused by fire. Allweather Wood fire retardant lumber exhibits a flame spread and smoke developed index of 25 or less under ASTM E84 surface burning characteristics in tests of 30-minute duration without evidence of significant progressive combustion. The product meets all U.S. major model building code requirements and is suitable for use in sensitive environments such as schools, healthcare facilities, hotels, and multi-family. Allweather Wood fire retardant treated lumber is backed by a 50-Year Limited Warranty.

Uses: Beams and purlins, blocking and furring, millwork and trim, studs, sill plate, rafters, floor and roof joists, roof trusses, backing for electrical panels

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