Fire hydrant checklist shall be filled in according to the specific inspection date. Fire hydrants should be placed in public spaces such as corridors or halls, which will be in the walls of the above spaces. No matter what decoration is done, eye-catching signs (indicating fire hydrants) are required, and obstacles cannot be set in front, so as not to affect the opening of fire hydrant doors. Fire hydrant, officially named as fire hydrant, is a fixed fire control facility, whose main function is to control combustible substances, isolate combustion-supporting substances and eliminate fire sources. There are indoor hydrants and outdoor hydrants.