Description
OSB3 (Oriented Strand Board) is a strong and versatile structural sheet material widely used in construction and general building projects. Manufactured by bonding layers of wood strands with resins under heat and pressure, OSB3 offers consistent strength and reliability across the board.
Rated for structural use in humid conditions, OSB3 is suitable for a wide range of internal and external applications where strength and stability are required. It is commonly used by trade professionals and DIY customers for flooring, roofing, wall construction, and general site work.
Common uses
- Flooring and subfloors
- Roof decking and flat roof applications
- Wall sheathing and studwork
- Loft boarding and storage areas
- Sheds, outbuildings, and garden buildings
- Furniture carcassing and utility projects
Why choose OSB3?
- Structural grade board suitable for load-bearing applications
- Consistent strength across the sheet
- Suitable for use in humid conditions
- Cost-effective alternative to plywood for many projects
- Easy to cut, drill, and fix using standard woodworking tools
Handling & installation notes
- Store sheets flat and dry prior to installation
- Allow for expansion gaps when fixing flooring or large panels
- Fix using appropriate screws or nails for structural sheet materials
- Where exposed during construction, protect sheets from standing water
OSB3 remains a dependable choice for structural and general-purpose building work, offering strength, versatility, and consistent performance across a wide range of applications.
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