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9x3 Timber

Our heavy-duty 9x3 timber is perfect for structural applications requiring superior strength and durability. Ideal for beams, joists and framing, it delivers reliable support for both indoor and outdoor construction projects.

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    C16 Timber Joists Untreated Kiln Dried Regularised FSC 75 x 225mm (9x3)

    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...
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    C16 Timber Joists UC3u Treated Kiln Dried Regularised FSC 75 x 225mm (9x3)

    These C16 carcassing timber lengths are UC3u treated timber, meaning they perfect for outdoor use providing it is above ground. Carcassing is a generic trade term which refers to the use of a species of timber. Spruce/Pine and Fir are used to form...

Our range of 9x3 timber is suitable for indoor and outdoor use for any projects requiring heavy duty strength. Built to withstand demanding environments, this timber size is a trusted choice for professionals and DIY enthusiasts alike.

Why choose 9x3 timber?

Heavy-duty 9x3 timber is designed for situations where extra width and strength are required. Common uses include:

  • Beams
  • Joists
  • Stud work
  • Structural applications

    • What is 9x3 timber in mm?

    9x3 is approximately 75mm x 225mm.

    Sizes and options

    We stock 9x3 timber in a variety of lengths to suit your project needs. It's also available in C24 and C16 grades.

    Shop our full range for reliable, long-lasting construction materials. Strong, stable and versatile, perfect for any structural project.