LP Solidstart LSL

LP® SolidStart® LSL installs like traditional lumber, but surpasses it in strength and consistency. It’s strong, straight and ideal for a variety of applications. Long lengths and uniform dimensions reduce jobsite waste and low moisture content reduces shrinkage.

Product Benefits

Available in 1.75E grade, the industry’s highest grade of LSL
Faster installation (buildup not required for 2x4 frame).
Use for floor beams, door and window headers, garage door headers, roof and wall framing, rim board, stair stringers and sill plates.
Peace of Mind
Consistent low moisture content helps resist twisting, warping and shrinking.
Wood sourced through programs certified under the Sustainable Forestry Initiative®.

Product Specifications

Available thicknesses: 1-1/2˝, 1-3/4˝, 3-1/2˝

Available depths: 3-1/2˝, 4-3/8˝, 5-1/2˝, 7-1/4˝, 9-1/4˝ 9-1/2˝, 11-1/4˝, 11-7/8˝, 14˝, 16˝, 18˝, 20˝, 22˝, 24˝

Available grades: 1.35E, 1.55E, and 1.75E (the industry’s highest grade of LSL)

Available in most framing lumber sizes

Available in precision end-trimmed lengths upon request

Edges and ends are sealed to reduce swelling



How Is It Made: LP SolidStart LSL

Learn more about how LP makes LP SolidStart LSL.

LP SolidStart LSL Case Study

Learn why LP SolidStart LSL is the right choice.

How It's Made

LP® SolidStart® LSL’s manufacturing process provides superior performance with less shrinking, warping and twisting.

  • Made from a mix of sustainably harvested aspen and maple hardwoods for greater strength
  • A steam injection press results in low moisture content (7%–10%) similar to the conditions inside a home
  • End- and edge-sealed to reduce swelling

Working Better Together

Product Catalog

Contact a Dealer

LP SolidStart Warranty