|  | 8.2 | Planning Structured Cabling: Wiring Closet Specifications
| 8.2.3 | Environmental specification

Any location that you select for a wiring closet must satisfy certain environmental requirements that include, but are not limited to, power supply and heating/ventilation/air conditioning (HVAC) issues. In addition, the location must be secure from unauthorized access, and must meet all applicable building and safety codes.

Any room, or closet that you choose to serve as a wiring closet should adhere to guidelines governing such items as the following:

- materials for walls, floors, and ceilings
- temperature and humidity
- locations and types of lighting
- power outlets
- room and equipment access
- cable access and support

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