1. The AutoCAD drawing
2. The size of your warehouse
3. The height, width, depth of frame
4. The length, height of beam
5. How many bays you want?
6. How many layers you want?
7. The loading capacity of each pair beam
8. How many pallet per layer?
9. The size of each pallet
10. The loading capacity of each pallet
11. The RAL color you want
12. The destination port. Color Powder Coated