Solar water heaters are installed on the roof of the building. Once they slip, they may endanger the safety of pedestrians downstairs. For example, in the event of an earthquake, even if it is only magnitude 2-3, it must be completely fixed. Hanging a wire rope is a good method.
Commonly used steel wire ropes include manganese phosphate-coated steel wire ropes and galvanized steel wire ropes. It is recommended to use galvanized steel wire ropes, which have good anti-corrosion effects and are not afraid of wind and sun. They are for reference only.