When you're adding decking to your shelving unit, check the Grainger selection first. You'll find a wide range of sizes, materials and capacities. Choose pallet rack wire decking to help enhance your wire pallet racks. Corrugated steel decking can fit with heavy-duty bulk storage racks. Choose from particleboard, wire, and ribbed steel decking when adding to your boltless or bulk storage rack. Find high-quality decking when you shop Grainger!