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OSB3 is a strong, versatile board suitable for structural use in humid conditions, ideal for applications as diverse as roofing, flooring, hoarding and wall sheathing etc.

Zero-added formaldehyde – In keeping with current construction methods of working towards healthier homes, All SmartPly OSB3 products have been manufactured using zero added formaldehyde.

Conditioned to perform in humid environments and is the fully certified alternative to softwood plywood


It is versatile, strong and cost-effective. Manufactured with exterior resins, SmartPly OSB3 is suitable for both interior and exterior structural applications such as Roofing, Flooring, Wall Sheathing and Hoarding.

See list of sizes and prices below





OSB 8’x4′ Sheet:

11mm – £19.30

18mm – £29.00


Not quite what you’re looking for? Take a look at our full range of Sheet Material!


*All prices include VAT and are subject to change at short notice*