What color helmet do you wear when looking at the house?

Red helmet. Looking at a house refers to people who are willing to buy a house, look at the quality of the main house, and initially estimate whether the quality of the house and the functions of doors and windows are perfect. Wearing a helmet requires a red helmet, also known as a red helmet, which is a metal helmet with air permeability. Most of them are worn by construction sites, technicians, safety officers, construction management personnel, Party A or visiting guests. Red means happy and smooth, and it means smooth sailing after wearing it.