Treated Structural Timber – 47 mm × 100 mm (approx. 4″ × 2″), 4.2 m
This 47 × 100 mm C24 structural softwood timber in a 4.2 m length is kiln-dried, pressure-treated, and regularised to provide excellent structural strength, long-lasting durability, and resistance to rot, decay, and insect attack. Its structural-grade rating makes it a reliable choice for framing, joists, rafters, decking substructures, and a wide range of building applications. The timber is planed with eased edges, offering consistent sizing, safer handling, and a smooth finish for easier installation and improved accuracy during construction.
Key Specifications:
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Section Size: 47 mm × 100 mm (nominal)
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Length: 4.2 m
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Structural Grade: C24
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Treatment: Pressure-treated for rot, decay, and insect resistance
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Finish: Kiln-dried, regularised, and planed with eased edges
Features & Benefits:
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C24 grade provides high strength and dependable load-bearing performance
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Pressure-treated for long-term protection in damp or partially exposed environments
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Kiln-dried for increased stability and reduced risk of warping or twisting
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Regularised for accurate sizing and smoother, safer handling
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Versatile for structural framing, decking, roof work, floor systems, and general carpentry
Typical Applications:
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Floor and ceiling joists
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Roof rafters and structural roof components
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Stud walls and internal framing
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Decking frames and support structures
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Sheds, garages, and outbuilding construction
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General structural and heavy-duty DIY carpentry projects







