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Joists

Discover our high-quality range of joists for strong, reliable support in floors, roofs, and outdoor builds. Ideal for use as timber joists in both interior and exterior projects, they’re commonly paired with joist hangers for secure joist to joist connections.

Perfect for structural work and garden projects alike, our range of timber joists is a great fit for decking and joists, offering long-lasting performance you can trust.

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  • C24%2044x95%20Main.jpg.jpeg C24%2044x95%20TopAngle.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 44 x 95 x 4800mm (4x2)

    £4.28 - £24.63 per piece (Ex VAT)
    £5.14 - £29.56 per piece (Inc VAT)
    Our planed & regularised treated sawn timber is perfect for structural timber carcassing as it comes in������C24 grade. This timber is ideal for a number of uses in the home and garden. The pressure treatment on this timber protects it against wood...
    £4.28 - £24.63 per piece (Ex VAT)
    £5.14 - £29.56 per piece (Inc VAT)
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    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)
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    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 47 x 75mm (3x2)

    £3.25 - £18.67 per piece (Ex VAT)
    £3.90 - £22.40 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £3.25 - £18.67 per piece (Ex VAT)
    £3.90 - £22.40 per piece (Inc VAT)
  • C24%2044x120%20Treated%20Main.jpg.jpeg C24%2044x120%20Treated%20TopAngle.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 44 x 120mm (5x2)

    £5.35 - £30.79 per piece (Ex VAT)
    £6.42 - £36.95 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £5.35 - £30.79 per piece (Ex VAT)
    £6.42 - £36.95 per piece (Inc VAT)
  • C24%2044x195%20Treated%20Main.jpg.jpeg C24%2044x195%20Treated%20Top%20Angle.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 44 x 195mm (8x2)

    £8.57 - £49.26 per piece (Ex VAT)
    £10.28 - £59.11 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £8.57 - £49.26 per piece (Ex VAT)
    £10.28 - £59.11 per piece (Inc VAT)
  • C24%2044x220%20Treated%20Main.jpg.jpeg C24%2044x220%20Treated%20Top%20Angle.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 44 x 220mm (9x2)

    £9.64 - £55.42 per piece (Ex VAT)
    £11.57 - £66.50 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £9.64 - £55.42 per piece (Ex VAT)
    £11.57 - £66.50 per piece (Inc VAT)
  • C24%2044x170%20Treated%20Main.jpg.jpeg C24%2044x170%20Treated%20Top%20Angle.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 44 x 170mm (7x2)

    £7.50 - £43.10 per piece (Ex VAT)
    £9.00 - £51.72 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £7.50 - £43.10 per piece (Ex VAT)
    £9.00 - £51.72 per piece (Inc VAT)
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    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 72 x 97mm (4x3)

    £6.84 - £39.30 per piece (Ex VAT)
    £8.21 - £47.16 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £6.84 - £39.30 per piece (Ex VAT)
    £8.21 - £47.16 per piece (Inc VAT)
  • C24%2070x145%20Treated%20Main.jpg.jpeg C24%2070x145%20Treated%20Top.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 72 x 145mm (6x3)

    £10.25 - £58.95 per piece (Ex VAT)
    £12.30 - £70.74 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £10.25 - £58.95 per piece (Ex VAT)
    £12.30 - £70.74 per piece (Inc VAT)
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    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 72 x 170mm (7x3)

    £11.96 - £68.78 per piece (Ex VAT)
    £14.35 - £82.54 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £11.96 - £68.78 per piece (Ex VAT)
    £14.35 - £82.54 per piece (Inc VAT)
  • C24%2070x195%20Treated%20Main.jpg.jpeg C24%2070x170%20Treated%20Top%20Angle.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 72 x 195mm (8x3)

    £13.67 - £78.60 per piece (Ex VAT)
    £16.40 - £94.32 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £13.67 - £78.60 per piece (Ex VAT)
    £16.40 - £94.32 per piece (Inc VAT)
  • C24%2070x220%20Treated%20Main.jpg.jpeg C24%2070x220%20Treated%20Top.jpg.jpeg

    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 72 x 220mm (9x3)

    £15.38 - £88.43 per piece (Ex VAT)
    £18.46 - £106.12 per piece (Inc VAT)
    Treated timber is suitable to be used externally and is suitable for wet areas or areas where the timber will be coming into contact with the ground. Examples of treated timber uses are outdoor decking, shed bases, posts, sleepers. Regularised timber has...
    £15.38 - £88.43 per piece (Ex VAT)
    £18.46 - £106.12 per piece (Inc VAT)

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