1. Clean appearance, reasonable layout and unique style;
2. The installation cost is low, and the overhead galvanized iron sheet wound insulation pipe is directly sold by the manufacturer, so the installation indoor space is small and there are few nodes;
3. Good compressive strength and stiffness;
4. The wall thickness can be selected in a large range;
5. Strong corrosion resistance, suitable for all kinds of strong alkali, alkali fog and other strong corrosive environments;
6. The specifications and models can be customized according to the customer's requirements, design schemes;
7. UV resistant, the application period of outdoor empty shelf is about 15 years, and it can reach 30 years in the room;
8. The process of commodity standardization is high, and all components are standardized, which saves raw materials, is conducive to storage and reduces delivery time;
9. The processing of air duct adopts continuous spiral undercut structure, which has the advantages of good tightness, firmness and non corrosion.