Treated Structural Timber – 47 mm × 125 mm (approx. 5″ × 2″), 6.0 m
This 47 × 125 mm structural softwood timber, graded C24 and supplied in a 6.0 m length, is kiln-dried, pressure-treated, and regularised for high strength, durability, and ease of use. The generous 5″ × 2″ cross-section and long 6.0 m length make this timber ideal for heavy-duty structural applications where long spans or continuous runs are required. It is preservative-treated to resist rot, fungal decay, and insect attack — ensuring reliability for internal framing, covered external work, or above-ground structural builds. The planed faces and eased edges deliver consistent sizing, improved handling, and clean, accurate cuts and fixings.
Key Specifications
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Section size: 47 mm × 125 mm (nominal)
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Length: 6.0 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, planed with eased edges
Features & Benefits
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High load-bearing capacity thanks to structural C24 grading
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Pressure treatment ensures long-term durability against moisture and pests
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Long 6.0 m boards reduce the number of joints required in large builds
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Planed, regularised finish provides straight, stable timber for accurate construction
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Suitable for heavy structural framing, flooring joists, roof rafters, decking supports and more
Typical Applications
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Floor and ceiling joists, roof rafters and roof structures
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Timber-frame walls, structural framing for extensions or garages
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Decking sub-frames, garden buildings, or outbuilding construction (above ground or covered)
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Long-span structural work in renovations, loft conversions or barn conversions
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Heavy-duty carpentry, workshop frames, and structural DIY builds








