Resources for California Homeowners
The State of California has some of the most stringent regulations in the United States. To serve the needs of California Code officials, Contractors, Architects and Homeowners we have put together all of the code related information for the State of California on this page for your easy reference.
Health & Safety Code
CHEMCO is the only roofing fire-retardant treatment company to be in compliance with California Health and Safety Code. Following the Oakland Hills tragedy of 1991, the original legislation was enacted in California to prevent future occurrences. The amendments strengthen the position, and uphold the importance of fire prevention legislation.
AB423-Amendment to Section 13132.7 of the California Health and Safety Code
Three page statutory amendment of the original State of California law. The amendment requires all roof covering material used in repairing, altering or replacing a roof be fire-retardant and class A, B, or C. In addition, if 50 percent of the roof is replaced, the entire roof must be replaced with a fire-retardant roof covering that is at least class A, B or C, as specified.
Weather Testing of New Roofs. It's the Law.
As of January 1, 2001 the AB423-Amendment discussed above (Download PDF), also required that shake and shingle product applied must have passed at least five years of the UBC standard 15-2 10-year natural weathering test.
California State Fire Marshal's CHEMCO Listing
The Office of the State Fire Marshal (OSFM) supports the California Department of Forestry and Fire Protection's mission to protect life and property through the review of existing regulations and building standards. This one page CHEMCO listing, issued by the OSFM, documents the installation descriptions and approvals of CHEMCO treated (FTX and CedarPlus), Class B & C rated shakes and shingles.
City of Los Angeles CHEMCO Listing
GENERAL APPROVAL — Reevaluation-Clerical Modification - FRX and Thermex-FR Fire Retardant Treated Wood for sawn lumber and plywood. This report outlines the general approval of FRX and thermex-FR for use in Code compliant construction in the City of Los Angeles. (Download PDF)