Plywood, OSB & Structural Sheets

Explore our range of plywood, OSB and structural sheet materials designed for roofing, flooring, wall sheathing and internal build-ups. These boards provide dependable structural strength, dimensional stability and reliable performance in UK building environments. Whether you are framing a new project, upgrading roof decks or forming sheathing layers, these materials are selected to offer consistency on site and long-term durability.

OSB3 Structural Boards

OSB3 structural board (often referred to as Sterling board) is engineered for load-bearing use in humid environments, making it ideal for roof decking, wall sheathing, timber frame structures and floor build-ups. Manufactured from cross-oriented strands for stability, OSB3 resists warping, swelling and delamination when installed in Service Class 2 conditions. Shop OSB3 Sheets

Structural Hardwood Plywood

Structural hardwood plywood provides high strength, impact resistance and a stable core for internal and sheltered external applications. Suitable for roofing, flooring layers, sheathing, carcassing and internal build-ups, its smooth hardwood face is ready for sealing or finishing. Shop Structural Hardwood Plywood

Marine Plywood

Marine-grade plywood is designed for environments where constant moisture is present. Manufactured with void-free hardwood cores and waterproof bonding, it is suitable for coastal joinery, wet rooms, outdoor projects and boat building when correctly sealed. Shop Marine Plywood

Elliotis Pine Structural Plywood

A cost-effective structural plywood option for sheathing, roofing and partitioning. Manufactured from single-species Elliotis pine and bonded to EN 636-2 performance standards when sealed, offering dependable strength for general construction. Shop Elliotis Pine Plywood

Softwood Shuttering Plywood

Ideal for formwork, hoardings and temporary site protection, softwood shuttering plywood provides structural support where appearance is not the priority. Exterior bonding helps withstand wet site conditions and repeated wet-dry cycles. Shop Shuttering Plywood

Why Choose Trusted Building Supplies?

• Reliable sheet materials suitable for UK construction environments
• Structural, marine, OSB3 and shuttering grades available
• Options for dry, humid and long-term moisture conditions
• Suitable for roofing, flooring, sheathing and internal joinery
• Nationwide delivery with helpful customer support

Browse the ranges above to find the right sheet material for your project, or contact our team for guidance.