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Structural Timber – Strength Graded Softwood

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Structural timber is machine strength graded softwood designed for load-bearing construction applications. Commonly used for joists, framing, carcassing and decking subframes, it provides reliable performance for domestic builds, renovations and light commercial projects.

Our range includes both CLS studwork timber for internal framing and treated structural timber for external structural applications.

What Is Structural Timber Used For?

Floor joists and roof structures
Stud walls and internal framing
Decking subframes and raised decks
Garden buildings and outdoor structures
General carcassing and construction projects

Strength Graded Timber for Reliable Performance

All structural timber supplied is machine strength graded and suitable for structural applications where consistency and load-bearing performance are required.

Whether you are building a stud wall, constructing a deck frame or installing floor joists, structural timber provides dependable support across a wide range of projects.

CLS vs Structural Treated Timber

CLS Timber is planed smooth and typically used for internal framing and studwork.

Structural Treated Timber is pressure treated and suitable for outdoor or exposed applications such as decking subframes and external structures.

Explore both options below to choose the right timber for your project.

Available for collection or delivery across South Wales including Swansea, Neath, Port Talbot, Bridgend, Cardiff and Newport.

Frequently Asked Questions

Is structural timber suitable for decking?
Yes, pressure treated structural timber is commonly used for decking subframes and outdoor structures.

Is CLS timber structural?
CLS timber is strength graded and widely used for internal structural studwork applications.

What size structural timber do I need?
The correct size depends on the span and load requirements of your project. Always follow building guidance where applicable.

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