1, electric galvanized, low cost;

2, hot dip galvanized, zinc coating thickness, corrosion resistance, for the greenhouse environment is more ambitious;

3, electric galvanized + electrostatic spray, double anti-corrosion;

4, hot dip, strong corrosion resistance, exceptionally suitable for hot and humid greenhouses.

5, stainless steel bright wire welded together, never rusty, costly.