All surfaces within the controlled zone of the data center should be kept clean. This should be done by:
Keeping contaminants out. Keeping contaminants from entering the data center should be done by minimizinging traffic through the room, adequate air filtering, avoidance of improper chemical use, and positive pressurization of the room. Also, a properly constructed data center uses only non-shedding and non-gassing materials. If the data center is a retrofit of an existing structure, it might be necessary to change out or seal some existing construction materials.
Regularly scheduled cleanings. Cleanings should be performed by trained professionals on a regular basis. These cleanings should be done with the same concern ...