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Floor Joists

Our range of floor joists offers strong, reliable support for both domestic and commercial flooring projects.

Whether you’re constructing a new build or replacing old timbers, we supply a wide variety of floor joist sizes to suit different spans and load requirements. Perfect for creating a sturdy house floor joist structure, our products ensure durability, safety, and long-lasting performance.

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

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

    £6.24 - £35.89 per piece (Ex VAT)
    £7.49 - £43.07 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,...
    £6.24 - £35.89 per piece (Ex VAT)
    £7.49 - £43.07 per piece (Inc VAT)

What is a floor joist?

A floor joist forms part of the structural framework of a building, supporting the flooring above and distributing weight evenly. They are essential for creating stability and ensuring your floors remain secure.

Our range of timber floor joists is available in various floor joist sizes, making them suitable for both domestic and commercial projects. Whether you’re building a new extension or reinforcing a house floor joist, you’ll find the perfect solution in our collection.

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