Chapter 25 — GYPSUM PANEL PRODUCTS AND PLASTER

2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California

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User notes: About this chapter: Chapter 25 contains the provisions and referenced standards that regulate the design, construction and quality of gypsum panel products and plaster and, in addition, addresses reinforced gypsum concrete. These materials are some of the most commonly used interior and exterior finish materials in the building industry. This chapter primarily addresses qualitycontrol-related issues with regard to material specifications and installation requirements. Most products are manufactured in accordance with industry standards. The building official or inspector needs to…