C24 Treated Timber High-Strength Structural Timber for Construction

Our C24 Treated Timber is a premium-grade, kiln-dried softwood ideal for load-bearing structural applications. Strength-graded to C24 standard, it offers superior performance, increased durability, and reliable stability making it the go-to choice for builders, carpenters, and contractors working on demanding construction projects.

Key Features:

• C24 Strength Grade: Graded for high strength and stiffness, ideal for structural uses such as joists, rafters, and beams.
• Pressure Treated for Longevity: Treated with preservative to protect against rot, fungal decay, and insect attack, extending lifespan in outdoor and damp environments.
• Kiln-Dried for Stability: Reduced moisture content minimizes shrinkage, warping, and splitting.
• Smooth Finish: Planed all round (PAR) for a neat appearance and safer handling.
• Responsibly Sourced: FSC or PEFC-certified timber from sustainable forests.

Common Applications:

• Roof trusses and rafters
• Floor and ceiling joists
• Decking subframes and supports
• Timber frame construction
• Garden buildings and outdoor structures

Available Sizes:

A wide range of cross-sections and lengths, including 47x100mm, 47x150mm, 47x200mm, and more.

Why Choose C24 Timber?

Compared to C16, C24 timber has fewer knots, higher density, and better load-bearing performance making it ideal where structural strength and consistency are critical.