OSB 3 Board – Pine/Spruce – Roofs & Walls

Product Overview

Experience the durability and versatility of our 11mm Structural OSB 3 board. Measuring 2440mm x 1220mm (8' x 4'), this board is engineered from cross-laminated softwood strands and bonded with resin under heat and pressure. It offers consistent strength and stability without knots or voids.

Features & Benefits

• Structural classification: EN 300 OSB 3 certified for load-bearing use in humid conditions.
• BBA approved: Suitable for a wide range of projects.
• Void-free construction: Ensures consistent strength.
• Cross-strand stability: Resists warping and splitting.
• Moisture performance: Reliable in humid environments.
• Workability: Easy to cut, drill, and sand.

Applications

• Roof decking: Provides a stable base beneath membranes.
• Wall sheathing: Adds rigidity and resistance.
• Flooring underlayment: Suitable for domestic use.
• Site hoardings: Cost-effective for temporary enclosures.
• Sheds and garden buildings: Ideal for walls and roofs.
• DIY projects: Perfect for shelving and panelling.

Installation Guidance

• Seal cut edges: Prevent moisture ingress.
• Use correct fixings: Galvanised or stainless fasteners recommended.
• Fix to 600mm or 400mm centres: Ensures stable support.
• Exterior protection: Apply paint or sealant for outdoor use.

Compliance & Performance

• Standard: EN 300 OSB 3 for structural use.
• Certification: BBA approved.
• Bonding: Resin-bonded for durability.

FAQs

• What is OSB 3 board used for? Ideal for structural applications like roofing and wall sheathing.
• Can this be used outdoors? Yes, with appropriate sealing and protection.
• How does it compare to plywood? It's a cost-effective alternative with reliable performance in humid conditions.