Graded and treated C24 carcassing timber at C.L. Jones with delivery across North Wales. Choose C24 timber for construction and structural projects that demand superior strength and a uniform appearance. C24 carcassing timber is the ideal choice for a range of construction projects including timber framing, roofing and flooring joists. C24 timber is kiln-dried and treated to resist the weather elements and insects, making it ideal for external projects and extremely durable for external structures. Explore our broad range of C24 timber; we have different sizes and lengths to suit your building projects and we can also cut to your exact specifications at our Bethesda timber mill.