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21 Fire Suppression
21.05.00 Common Work Results for Fire Suppression
21.05.05 Selective Demolition for Fire Suppression 21.05.13 Common Motor Requirements for Fire-Suppression Equipment 21.05.16 Expansion Fittings and Loops for Fire-Suppression Piping 21.05.17 Sleeves and Sleeve Seals for Fire-Suppression Piping 21.05.19 Meters and Gauges for Fire-Suppression Systems 21.05.23 General-Duty Valves for Water-Based Fire-Suppression Piping 21.05.29 Hangers and Supports for Fire-Suppression Piping and Equipment 21.05.33 Heat Tracing for Fire-Suppression Piping 21.05.48 Vibration and Seismic Controls for Fire-Suppression Piping and Equipment 21.05.48.13 Vibration Controls for Fire-Suppression Piping and Equipment 21.05.53 Identification for Fire-Suppression Piping and Equipment