Chapter 9 — ROOF ASSEMBLIES

Section R909 — ROOF COATINGS

2025 California Residential Code (Title 24, Part 2.5) · 2025 edition · ingested 2026-07-07 · California

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R909.1 General.

R909.1 General. The installation of a roof coating on a roof covering shall comply with the requirements of Section R902, Section R904 and this section. Roof coatings shall be installed in accordance with the manufacturer’s installation instructions.

R909.2 Material standards.

R909.2 Material standards. Roof coating materials shall comply with one of the standards in Table R909.2. TABLE R909.2—ROOF COATING MATERIAL STANDARDSCol2 ------ COATING MATERIALSTANDARD Acrylic coatingASTM D6083 Asphaltic emulsion coatingASTM D1227 Asphalt coatingASTM D2823 Asphalt roof coatingASTM D4479 Aluminum-pigmented asphalt coatingASTM D2824 Silicone coatingASTM D6694 Moisture-cured polyurethane coatingASTM D6947 9-20 2025 CALIFORNIA RESIDENTIAL CODE on Jul 18, 2025 11:14 AM (CDT) THEREUNDER. CALIFORNIA RESIDENTIAL CODE – MATRIX ADOPTION TABLE CHAPTER 10 – CHIMNEYS AND FIREPLACES…