Check its all OSB boards WHY NOT YOUR HOUSE ✅ What OSB Board Is • OSB = Oriented Strand Board. • An engineered wood panel made by compressing layers of wood strands (flakes) with wax and resin under heat and pressure. • Strands are laid in specific directions (“oriented”), which gives the board more strength and stability than chipboard. ⸻ 🔨 Where It’s Used in Building • Wall sheathing: Behind Nutec or siding cladding. • Flooring base: As subfloor before final finish. • Roof decking: Under Chro