Allweather Wood preservative treated lumber is as strong as it is versatile. No matter what you’re building, it’s going to have to face the natural elements. It’s a non-stop, never-ending battle against decay, fire, mold, and termites. It takes a special kind of lumber to stand up to this onslaught and win. It takes Allweather Wood preservative treated lumber, ready for whatever nature brings your way. 

Allweather Wood lumber is available in a range of species, preservative treatments, and dimensions and may be used in agricultural, commercial, industrial, and residential construction projects. And, because the preservative treatment process extends the useful life of wood, structures made with Allweather Wood lumber remain in service for many years. 

above ground

Above Ground

Allweather Wood above ground preservative treated lumber may be used for a wide range of end use applications not in direct contact with the ground.

  • Deck boards
  • Deck railings and accessories
  • Fence boards
  • Fence railings and accessories 
  • Porch flooring
  • Lattice
  • Trellis

Please Contact Us to learn more.

Ground Contact

Allweather Wood ground contact preservative treated lumber digs deep for long-lasting performance. Best for building applications that require contact with the ground, such as burying posts in soil or setting them in concrete. Allweather Wood ground contact preservative treated lumber meets requirements of model building codes for many applications and is treated to the standards of the American Wood Protection Association (AWPA).

  • Beams
  • Fence posts
  • Ground level deck
  • Ground level walkway
  • Joists
  • Ledgers
  • Retaining walls
  • Stair stringers

Please Contact Us to learn more.

ground contact
fire retardant treated

Fire Retardant Treated

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.

Allweather Wood fire retardant treated lumber can be used in the following interior applications

  • Backing for electrical panels
  • Beams and purlins
  • Blocking and furring
  • Floor and roof joists
  • Millwork and trim
  • Rafters
  • Roof trusses
  • Sill plate
  • Studs

Please visit our Resources/SDS page for product and specification information. You may also Contact Us to learn more.

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Superior KDAT

Low humidity climates in Colorado, Kansas, Nebraska, New Mexico, South Dakota, and Wyoming present challenges to products used in exterior applications. 

Allweather Wood Superior KDAT starts with high grade lumber selected for appearance and low wane. Graded by a patented, computerized system, Allweather Wood Superior KDAT lumber is manufactured to remain consistent and predictable. Each board is stamped with an arrow indicating the direction the board may crown, allowing builders, contractors, homeowners, and others to build with confidence.

Why choose Allweather Wood Superior KDAT? 

Please Contact Us to learn more.

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Redwood Lumber

Redwood Lumber

Forest Stewardship Council® (FSC® C013133) certified Humboldt Sawmill redwood lumber is available in 1-inch and 2-inch dimensions in lengths from 6–20 feet. Available finish characteristics include rough, surfaced four sides (S4S), and surfaced one side two edges (S1S2E). Available grades include Construction Common, Construction Heart, B Grade, Clear, Heart B, and Heart Clear.

Please Contact Us to learn more. 

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