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3 in. x 12 in.
Treated Timbers

  • Rough, S1S1E (Surfaced 1 side and 1 edge)
  • Treatments: .60 CCA, .80 CCA, 2.5 CCA. 
  • Stocked in #2 Grade Southern Yellow Pine
  • #2 Grade Timbers deliver dependable strength at an unbeatable value. Built for projects where performance matters most, these structural-grade timbers provide the durability contractors trust—without the premium price.
  •  Product details below.

Product details

About This Product

Every piece of 3"x12" treated timber is produced and graded to meet recognized standards for strength, durability, and structural performance, making it a dependable choice for demanding construction applications. With its solid dimensions and increased mass, 3"x12" timbers provide enhanced load-bearing capacity and long-term stability.
3x12 timbers are commonly used in posts, beams, headers, supports, and heavy framing for residential, agricultural, and commercial projects. They are especially well-suited for outdoor structures, landscaping, marine applications, and foundational support systems where strength and durability are essential.
Available in a variety of lengths and treatment options, 3x12 timbers can be tailored to meet specific project requirements. When properly treated they deliver reliable performance in exterior environments, resisting moisture, decay, and insect damage for long-lasting use.

Highlights

  • Made from Southern Yellow Pine
  • Available either treated or untreated depending on application.
  • #2 grade timbers
  • Rough cut
  • S1S1E (Surfaced 1 side and 1 edge)
  • S4S (Surfaced on 4 sides)  by special order

 Specifications

Details
Material Southern Yellow Pine
Lumber Grade #2
Treatment methods .60 CCA, .80 CCA, 2.5 CCA.                     
Dimensions
Product Height 3"
Product Width 12"
Product Length 8', 10', 12', 14', 16', 18', 20, 22', 24'