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5x2 Timber

Our premium 5x2 timber is perfect for structural applications such as framing, joists, and general construction. Strong, reliable, and versatile, 5x2 timber is an excellent choice for both indoor and outdoor projects.

For extra protection in damp or exposed environments, opt for 5x2 treated timber. Each piece is pressure-treated to prevent rot, decay, and insect damage—ensuring long-lasting durability.

Choose high-quality 5x2 timber for professional results you can trust!

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  • C24%2044x120%20Main.jpg.jpeg C24%2044x120%20Top.jpg.jpeg

    C24 Timber Joists UC2 Treated Kiln Dried Regularised PEFC 44 x 120mm (5x2)

    £5.86 - £33.69 per piece (Ex VAT)
    £7.03 - £40.43 per piece (Inc VAT)
    Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for higher loads, and longer spans. C24 grade has fewer...
  • C24%2044x120%20Main.jpg.jpeg C24%2044x120%20Top.jpg.jpeg

    C24 Timber Joists Kiln Dried Regularised PEFC 44 x 120mm (5x2)

    £5.47 - £31.47 per piece (Ex VAT)
    £6.56 - £37.76 per piece (Inc VAT)
    C24 is a structural timber typically used to support structures and frameworks for buildings such as walls, ceilings and decking joists. It has many other uses for structural joinery. The use of C24 grade timber, which has a smaller cross-section,...
  • C24%2044x120%20Main.jpg.jpeg C24%2044x120%20Top.jpg.jpeg

    C24 Timber Joists UC2 Treated Kiln Dried Regularised FSC 44 x 120mm (5x2)

    £5.86 - £33.69 per piece (Ex VAT)
    £7.03 - £40.43 per piece (Inc VAT)
    Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for higher loads, and longer spans. C24 grade has fewer...

Our range of 5x2 timber is perfect for structural work where extra width is required. Ideal for joists, roofing, and general construction, this size offers excellent strength and versatility for a wide range of projects.

What is 5x2 Timber in mm?

If you’re wondering, “what is 5x2 timber in mm?”, the answer is around 47mm x 125mm. This makes it a practical option for builders and DIY enthusiasts who need a sturdy timber for load-bearing applications.

Why choose 5x2 timber?

5x2 timber is commonly used for:

  • Roof joists and rafters
  • Decking frames
  • Floor joists and supports

Its size gives extra stability compared to 4x2 timber, making it a reliable choice for heavier-duty tasks.

5x2 treated timber for added protection

For outdoor projects or areas exposed to moisture, opt for 5x2 treated timber. This timber is pressure-treated to resist rot, decay, and insect damage. It’s ideal for decking, garden structures, and any job that needs long-lasting durability.

We stock 5x2 timber and 5x2 treated timber in a variety of lengths. Whether you’re building a strong frame or upgrading outdoor structures, our timber provides quality, strength, and reliability.