DECEMBER 2018 ... that vary by climate zone (of which there are 16 in California) and building ... contains the specific procedures to implement Sections 140.1 and 150.1 of Title 24, Part 6 of the California Code of Regulations in Compliance Software. Climate Zones 1-5 and 8-16 Wall assemblies must not exceed a maximum U-factor† of 0.051 Climate Zones 6 & 7 Wall assemblies must not exceed a maximum U-factor† of 0.065 Mineral Wool Performance Attic Options Any attic insulation not listed under “Prescriptive” must use Performance options (e.g., unvented attics, or attics The following Cool Roof Rating Council (CRRC) website can be used to ... will require separate 5,000 ft² control zones, except single-tenant retail spaces can increase the control ... New Requirements in the 2019 California Title 24 Building Energy Efficiency Standards for Retail Spaces. Zone 1 is the coldest; zone … Group 4: Demonstrate energy storage to support a minimum of 15 new construction homes in three climate zones (a minimum of a coastal climate zone, central valley climate zone and a northern California climate zones) to support Title 24 Joint Appendix 12 compliance ($2M total; $500k - … Additionally, roofing products used for meeting the Title 24, Part 6 requirements must be rated and labeled by the CRRC (see section 10-113 of Title 24, Part 6). The USDA plant hardiness map divides North America into 11 hardiness zones. California has 16 climate zones for the purposes of state codes and standards (source: LBNL-Heat Island Group ) In California, all new or replacement low-slope roofs are required by the building energy efficiency standards (Title 24) to be cool roofs, as are steep-slope roofs in several California climate zones. These requirements apply to nonresidential, high-rise residential, and low-rise residential buildings across California’s 16 climate zones. The California Energy Commission has divided the state into 16 climate zones, each with its own requirements. 75 in all climate zones. TITLE 24, PART 6, AND ASSOCIATED ADMINISTRATIVE REGULATIONS IN PART 1. The Title 24 prescriptive compliance approach requires a radiant barrier in climate zones with significant cooling loads (zones 2-15). The performance approach does not require a radiant barrier in any climate zone. Complying with Title 24. The California climate zones shown in this map are not the same as what we commonly call climate areas such as "desert" or "alpine" climates. Know your zone and get familiar with the specific roofing requirements you … The California Energy Commission’s Climate Zone Map is available on their website, here, and also below: The Climate Zone Map, and its implications on the cost-effectiveness of implementation, must be reviewed if a local government wishes to adopt local standards for energy efficiency beyond those set by Title 24 and have those standards approved and made enforceable by the CEC. The California climate zones shown in this map are not the same as what we commonly call climate areas such as "desert" or "alpine" climates. Compare that to the seven zones the U.S. Department of Energy uses for the entire country. The numbers used in the climate zone map don't have a title or legend. The state of California is broken down into 16 climate zones as defined in California’s Building Energy Efficiency Standards Title 24, Part 6. Of 24 climate zones defined in the Sunset Western Garden Book and the 20 zones defined by the United States Department of Agriculture (USDA), California has 20 and 16, respectively. California COOL Roof Code Requirements: Know Your Zone.