- 05 05 00 - Common Work Results for Metals
- 05 05 23 - Metal Fastenings
- 05 56 00 - Metal Castings
- 05 74 00 - Decorative Metal Castings
- 05060 - Metal Materials
- 05090 - Metal Fastenings
- 05560 - Metal Castings
- 05725 - Ornamental Metal Castings
- 10 44 00 - Fire Protection Specialties
- 10 44 13 - Fire Extinguisher Cabinets
- 10 44 16 - Fire Extinguishers
- 10 44 33 - Fire Blankets and Cabinets
- 10 44 43 - Fire Extinguisher Accessories
- 10 75 00 - Flagpoles
- 10 75 13 - Automatic Flagpoles
- 10 75 16 - Ground-Set Flagpoles
- 10 75 19 - Nautical Flagpoles
- 10 75 23 - Wall-Mounted Flagpoles
- 10350 - Flagpoles
- 10520 - Fire Protection Specialties
- 13100 - Lightning Protection
- 13110 - Cathodic Protection
- 16060 - Grounding and Bonding
- 16280 - Power Filters and Conditioners
- 16330 - Medium-Voltage Switching and Protection
- 16700 - Communications
- 26 05 26 - Grounding and Bonding for Electrical Systems
- 26 13 00 - Medium-Voltage Switchgear
- 26 18 00 - Medium-Voltage Circuit Protection Devices
- 26 18 13 - Medium-Voltage Cutouts
- 26 18 16 - Medium-Voltage Fuses
- 26 18 19 - Medium-Voltage Lightning Arresters
- 26 18 23 - Medium-Voltage Surge Arresters
- 26 18 26 - Medium-Voltage Reclosers
- 26 35 00 - Power Filters and Conditioners
- 26 35 13 - Capacitors
- 26 35 16 - Chokes and Inductors
- 26 35 23 - Electromagnetic-Interference Filters
- 26 35 26 - Harmonic Filters
- 26 35 33 - Power Factor Correction Equipment
- 26 35 46 - Radio-Frequency-Interference Filters
- 26 35 53 - Voltage Regulators
- 26 41 00 - Facility Lightning Protection
- 26 42 00 - Cathodic Protection
- 27 00 00 - COMMUNICATIONS
- 33 77 00 - Medium-Voltage Utility Switchgear and Protection Devices
- 33 77 33 - Medium-Voltage Utility Cutouts
- 33 77 36 - Medium-Voltage Utility Fuses
- 33 77 39 - Medium-Voltage Utility Surge Arresters
- 33 77 53 - Medium-Voltage Utility Reclosers
- 33 79 93 - Site Lightning Protection