Chapter 3 — NONRESIDENTIAL, HOTEL/MOTEL OCCUPANCIES,
Section 120.3 — REQUIREMENTS FOR PIPE INSULATION
2025 California Energy Code (Title 24, Part 6) · 2025 edition · ingested 2026-07-07 · California
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Nonresidential and hotel/motel buildings shall comply with the applicable requirements of Sections 120.3(a) through 120.3(c). (a) General requirements. The piping conditions listed below for space-conditioning, service water-heating, and process heating and process cooling systems piping with fluid normal operating temperatures listed in Table 120.3-A-1 or Table 120.3-A2, and the fluid distribution system, shall have at least the amount of insulation specified in Subsection (c): 1. Space cooling systems. All refrigerant suction, chilled water, and brine fluid distribution systems. 2. Space…