... maximun protection more than 8 scales5. Material: recircle materials6. Quick for installation With the rapid population increase,city expansion has a ... steel structure building, and would like we do the design for you, please give me the following information: 1. Dimension: ... , height, eave height, roof pitch, etc. 2. Doors and windows: Dimension, quantity, position to put them. 3. Local climate: Wind ...