Underground parking lot has almost become the standard of every community or large enterprise shopping mall.Because of its infiltration into the ground below, close to groundwater, and perennial lack of sunlight, underground parking lot is easy to be affected by moisture leakage and other phenomena.Once in a rainy day, vehicles in and out, which undoubtedly increases the humidity of the environment.
Hazard one: underground parking lot ground wet, easy to slip.Pedestrians are prone to slip and fall,

especially the elderly and children;On the other hand, the vehicle is also easy to skid, and even crash.

Harm two: under long-term heat and humidity conditions, it will not only cause gypsum building materials to become soft and powdering, and wall paint to fall off, but also accompanied by a large number of fungus breeding, mildew smell is heavier.