18mm Oriented Strand Board (OSB3) is manufactured for structural applications in humid environments. The Use of the BS EN 300 number is often used to confirm that the correct boards are being used for applications that historically would simply be termed as Stirling board as a trade nameOSB3, also known as Stirling board within the trade can be used for a range of applications includingRoof deckingRoof sarkingWall sheathingFlooringPackagingSite HoardingSignboardsPortable BuildingsGarden rooms, summer houses and garden offices18mm OSB3 boards are 2400x1220mm in size or again historically would have been called 8ft by 4ft.18mm OSB3 (stirling boards) also easy to fix and drill offering a great way to get fast coverage to any project.18mm OSB3 boards with the BS EN 300 are great load-bearing boards and can be used in humid conditions internally.
