null

6x2 Timber

Our premium 6x2 timber is perfect for heavy-duty construction, including flooring, joists, and load-bearing frameworks. Strong, versatile, and reliable, timber 6x2 is a top choice for both professional builders and DIY projects.

For outdoor or damp conditions, choose 6x2 treated timber. Every piece of treated 6x2 timber is pressure-treated to resist rot, decay, and insect damage, providing long-lasting durability and performance.

Select high-quality treated 6x2 timber for professional results you can trust.

Filters

Check local branch stock

  • C24%2044x145%20Main.jpg.jpeg C24%2044x145%20Top%20Angle.jpg.jpeg

    Timber Floor Joist UC3u Treated C16 FSC 44 x 145mm (6x2)

    £6.43 - £36.94 per piece (Ex VAT)
    £7.72 - £44.33 per piece (Inc VAT)
    Our treated timber floor joists are designed for external use, making them ideal for wet areas or direct ground contact. Common applications include timber decking joists, shed bases, posts, and sleepers. Available in various timber joist dimensions,...
    £6.43 - £36.94 per piece (Ex VAT)
    £7.72 - £44.33 per piece (Inc VAT)
  • Special Offer
    C24%2044x145%20Treated%20Main.jpg.jpeg C24%2044x145%20Treated%20Top.jpg.jpeg
    Special Offer

    C24 Timber Joists UC4 Treated Redwood 47 x 150 x 3600mm (6x2)

    C24 deck joists are perfect for supporting your decked area. This timber is UC4 treated, meaning that not only is it ideal for outdoor use, but it is also suitable for direct contact with the ground. C24 graded timber is a premium loadbearing grade...
  • Special Offer
    C16Brown%2044x145%20Main.jpg.jpeg C16Brown%2044x145%20Top%20Angle.jpg.jpeg
    Special Offer

    C16 Timber Joists UC4 Treated Brown Incised Kiln Dried Regularised FSC 47 x 150mm (6x2)

    £3.13 - £17.97 per piece (Ex VAT)
    £3.76 - £21.56 per piece (Inc VAT)
    C16 deck joists are perfect for supporting your decking area, as they sit under your decking planks. This brown timber carcassing is UC4 treated, meaning that not only is it ideal for outdoor use, but it is also suitable for direct contact with the...
    £3.13 - £17.97 per piece (Ex VAT)
    £3.76 - £21.56 per piece (Inc VAT)
  • Special Offer
    C24%2044x145%20Treated%20Main.jpg.jpeg C24%2044x145%20Treated%20Top.jpg.jpeg
    Special Offer

    C24 Timber Joists UC4 Treated Redwood 47 x 150 x 4800mm (6x2)

    C24 deck joists are perfect for supporting your decked area. This timber is UC4 treated, meaning that not only is it ideal for outdoor use, but it is also suitable for direct contact with the ground. C24 graded timber is a premium loadbearing grade...
  • Special Offer
    C24%2044x145%20Treated%20Main.jpg.jpeg C24%2044x145%20Treated%20Top.jpg.jpeg
    Special Offer

    C24 Timber Joists UC4 Treated Green PEFC 45 x 145mm (6x2)

    £4.50 - £25.88 per piece (Ex VAT)
    £5.40 - £31.06 per piece (Inc VAT)
    Our C24 timber joists are ideal for supporting your decked area. This timber is treated with UC4 preservative, meaning that not only is it ideal for outdoor use, but it is also suitable for direct contact with the ground. C24 graded timber is produced...
    £4.50 - £25.88 per piece (Ex VAT)
    £5.40 - £31.06 per piece (Inc VAT)
  • C24%2044x145%20Main.jpg.jpeg C24%2044x145%20Top%20Angle.jpg.jpeg

    C16 Timber Joists Untreated Kiln Dried Regularised FSC 44 x 150mm (6x2)

    £5.90 - £33.92 per piece (Ex VAT)
    £7.08 - £40.70 per piece (Inc VAT)
    C16 and C24 are strength grades; the higher the grade, the better the load bearing quality it has. C16 is normally the grade that is produced from faster grown UK timber. C24 is a premium product as the wood is slower grown and is also denser. Higher...
    £5.90 - £33.92 per piece (Ex VAT)
    £7.08 - £40.70 per piece (Inc VAT)
  • Special Offer
    C24%2044x145%20Main.jpg.jpeg C24%2044x145%20Top%20Angle.jpg.jpeg
    Special Offer

    C16 Timber Joists UC4 Treated Green Incised Kiln Dried Regularised FSC 47 x 150mm (6x2)

    £3.00 - £17.25 per piece (Ex VAT)
    £3.60 - £20.70 per piece (Inc VAT)
    C16 deck joists are perfect for supporting your decked area. This timber is UC4 treated, meaning that not only is it ideal for outdoor use, but it is also suitable for direct contact with the ground. C16 graded timber is home grown conifer timber such as...
    £3.00 - £17.25 per piece (Ex VAT)
    £3.60 - £20.70 per piece (Inc VAT)

Our range of 6x2 timber (approx. 47mm x 150mm) is perfect for heavy-duty construction work. Ideal for joists, beams, and structural frameworks, it delivers the strength and stability needed for demanding projects.

We also offer 6x2 timber treated for added protection in exposed environments, ensuring your projects remain strong over time.

Why choose 6x2 timber?

6x2 timber is designed for situations where extra width and strength are required. Common uses include:

  • Roof joists and rafters
  • Flooring and decking supports
  • Large structural frames
  • Its robust profile makes it a reliable choice for both professional builders and DIY enthusiasts.

6x2 treated timber for outdoor use

For projects exposed to moisture or outdoor conditions, choose from our range of 6x2 treated timber. These options are pressure-treated to resist rot, decay, and insect damage, ensuring long-lasting durability for garden structures, decking, or outdoor frames.

Timber 6x2 sizes and options

We stock timber 6x2 in a variety of lengths to suit your project needs. Whether you’re building heavy-duty joists, roof structures, or supporting frames, our timber is strong, durable, and easy to work with.

Shop our full range of 6x2 timber and 6x2 treated timber for reliable, long-lasting construction materials. Strong, stable, and versatile – perfect for any structural project.

Newsletter Sign Up