California Guidelines (Title 24)
California Climate
Zones The 2013 standards' requirements are based on 16 defined climate zones within the state. The requirements consist of three elements: -Mandatory Requirements -Prescriptive Compliance -Performance Compliance |
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Performance
Method: This method uses approved compliance software to demonstrate compliance for the entire building based on trade-offs among various installed features. 2013 Approved Computer Compliance Programs |
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Prescriptive
Method: This method has specific criteria that must be met and is often considered too restrictive. The prescriptive maximum U-factor for all fenestration is 0.32. The precriptive maximum SHGC for most climates is 0.25. (See Table 150.1-A) The weighted average of all fenestration cannot exceed 0.58. |
Table 150.1-A | ||
Future Criteria: | |||
2016 Standards will go into effect on Jaunuary 1, 2017 | |||
California Energy Code (Part 6 of Title 24) |
California Building Code (Part 2 of Title 24) |
California Green Building Standards (CALGreen) (Part 11 of Title 24) |
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