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Earlier editions: 20222019

Chapter 2 — ALL OCCUPANCIES—MANDATORY REQUIREMENTS FOR THE MANUFACTURE, CONSTRUCTION AND INSTALLATION OF SYSTEMS, EQUIPMENT AND BUILDING COMPONENTS

110.7 Mandatory Requirements to Limit Air Leakage — 2025 California Energy Code

California Energy Code (Title 24, Part 6) · 2025 edition · updated 2026-10-19 · California

CBSC: official editions, supplements and errata

Cite as: 2025 California Energy Code (Title 24, Part 6) § 110.7 · Effective January 1, 2026 · Official source: Building Standards Commission

All joints, penetrations and other openings in the building envelope that are potential sources of air leakage shall be caulked, gasketed, weather-stripped or otherwise sealed to limit infiltration and exfiltration.

Note: Authority: Sections 25213, 25218, 25218.5, 25402 and 25402.1, Public Resources Code. Reference: Sections 25007, 25008, 25218.5, 25310, 25402, 25402.1, 25402.4, 25402.8, and 25943, Public Resources Code.

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▸Contents — California Energy Code (Title 24, Part 6)
California Energy Code (Title 24, Part 6)

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