This one day seminar provides a detailed review of the design, construction, and fire protection of critical environments, specifically data centers and telecommunications facilities. The seminar begins with a review of construction requirements for each type of facility, with a review of risk considerations and performance based approaches to protection. Fire protection systems will then be reviewed, with an emphasis on clean agent systems. These systems will then be examined and reviewed with a review of the design criteria for given applications, component hardware, detection and activation systems, and system maintenance. Review of critical environment utilities will also be completed, with additional review of preplanning, damage control, emergency recovery procedures. Based on NFPA 75, NFPA 76, NFPA 2001.