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Sterling OSB Type 3 board 2440mm x 1220mm x 18mm

Code 18024401220I3R

Sterling OSB Type 3 board 2440mm x 1220mm x 18mm

£23.07 Ex VAT

Overview

Sterling OSB Type 3 board is a precision-engineered structural panel designed for load-bearing applications in construction. Manufactured to exacting standards, this board delivers reliable performance in humid and demanding environments, making it suitable for flooring, roof decking, and wall sheathing across residential and commercial projects. The 2440mm × 1220mm × 18mm format provides efficient coverage with minimal waste, whilst the Type 3 specification ensures suitability for structural use in all weather conditions.

Sourced from well-managed, credibly certified forests, Sterling OSB Type 3 combines environmental responsibility with proven structural integrity. The board's precision engineering makes it straightforward to machine and install, reducing on-site labour and delivering consistent results across multiple applications. Whether you're working on new-build construction, renovation, or specialist structural projects, this board offers the durability and performance expected by professional builders and serious DIY users.

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Technical details

Everything you need to know about Sterling OSB Type 3 board 2440mm x 1220mm x 18mm — features, specifications, shipping and reviews.

Key features

  • Type 3 specification suitable for structural use in all weather conditions
  • Load-bearing performance for flooring, roof decking, and wall sheathing
  • Precision-engineered for consistent strength and dimensional stability
  • Easy to machine, cut, and fasten on site
  • Sourced from well-managed, credibly certified forests
  • Performs reliably in humid and demanding environmental conditions
  • Standard 2440 × 1220mm sheet size minimises waste
  • 18mm thickness provides adequate structural support for residential and light commercial work

Specifications

Product type
OSB Type 3 structural board
Length
2440mm
Width
1220mm
Thickness
18mm
Sheet area
2.98 m²
Grade
Type 3 (suitable for structural use in all conditions)
Moisture resistance
Suitable for humid and wet conditions
Certification
FSC certified from well-managed forests
Surface finish
Standard OSB texture
Edging
Square edges
Application
Structural flooring, roof decking, wall sheathing

Common applications

  • Structural flooring substrate in residential new-build and renovation
  • Roof decking and sheathing in pitched and flat roof systems
  • Wall sheathing and bracing in timber-frame construction
  • Load-bearing panels in platform-frame building
  • Temporary hoarding and site protection panels
  • Structural backing for external cladding systems
  • Subfloor and intermediate floor decking in multi-storey timber construction
  • Diaphragm bracing in seismic or wind-resistant design
  • Industrial and agricultural building panels
  • Specialist structural applications in humid or wet environments

Search keywords

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Description

Sterling OSB Type 3 is a load-bearing structural panel engineered for use in all environmental conditions, including humid applications where moisture resistance is essential. The board's composition and manufacturing process deliver consistent strength and dimensional stability, making it a reliable choice for demanding construction work. At 18mm thickness, this board provides adequate structural support for typical residential and light commercial framing, whilst remaining easy to cut, drill, and fasten on site.

The 2440mm × 1220mm sheet size aligns with standard building dimensions, minimising cutting waste and simplifying installation across flooring systems, roof decking, and wall sheathing. Sourced from responsibly managed forests with credible certification, the board meets the performance requirements of Type 3 OSB specification for structural applications. Its precision engineering ensures uniform quality across each sheet, reducing the risk of weak points or dimensional variation that can compromise structural performance.

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