San Diego Title 24 Roof Requirements

California s building energy efficiency standards for residential and nonresidential buildings title 24 part 6 contains requirements for the thermal emittance three year aged reflectance and solar reflectance index sri of roofing materials used in new construction and re roofing projects.

San diego title 24 roof requirements.

Any building in san diego that has been built or altered since 1978 needs to comply with the title 24 regulations set forth by the state of california. Under title 24 cool roofs are required for commercial buildings where either 50 percent or 2 000 square feet of the existing roof is replaced recovered or recoated whichever is less. As required by ca title 24 part 11 calgreen whenever you engage in new construction to either an existing or new building you are required to have a compliant design for your heating and air conditioning systems. Only certain roofs qualify as cool roofs.

Title 24 energy requirements all single dwelling units and duplex additions or alterations must comply with the california energy efficiency standard for low rise residential buildings contained in the california energy code cec title 24 part 6. 5510 overland ave suite 110 san diego ca 92123 858 565 5920 888 336 7553 http www sdcpds org pds 409 rev. With the old 2005 title 24 energy code a residential cool roof was an optional energy efficiency measure however on january 1 2010 cool roofs are now required for most residential buildings in many of california s 16 climate zones. Title 24 california climate zones california title 24 energy calculations and reports for all projects.

This information bulletin is intended to explain the requirements for the renewal of roof. Under title 24 the roofing materials need to be sufficiently rated by the cool roof rating council. Assemblies and rooftop structures as applicable and as amended by the san diego municipal code sdmc in chapter 14 article 5 division 15. The california residential title 24 part 6 standards require cool roof when all.