Numbers and Titles



40 20 00 Liquids Process Piping
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Includespipe, fittings and components for industrial liquid service.
See21 00 00 for piping associated with fire suppression systems. 22 00 00 for piping associated with plumbing systems. 23 00 00 for piping associated with HVAC systems. 32 80 00 for irrigation. 33 00 00 for utility piping. 40 10 00 for industrial gas and vapor process piping. 40 30 00 for industrial solid and mixed materials process piping. 40 40 00 for piping heat tracing, insulation and corrosion protection.
40 21 00Liquid Fuel Process Piping
40 22 00Petroleum Products Piping
40 23 00Water and Wastewater Process Piping
40 24 00Specialty Liquid Chemicals Piping
40 25 00Liquid Acids and Bases Piping
40 26 00Liquid Polymer Piping