Anaheim vs Garden Grove
How do cool roof requirements rules compare between Anaheim, CA and Garden Grove, CA?
Anaheim and Garden Grove have similar restriction levels.
Anaheim, CA
Orange County
New roofs and major reroofs in Anaheim must meet California Title 24 cool-roof reflectance and emittance standards, with extra requirements for low-slope nonresidential roofs reviewed under the city building permit process.
View full Anaheim rules →Garden Grove, CA
Orange County
California Title 24 Part 6 energy standards require cool roof reflectivity for most new and replacement low-slope roofs in Orange County's climate zones 6, 8, and 10, covering all cities and unincorporated areas.
View full Garden Grove rules →Key Facts Comparison
| Fact | Anaheim | Garden Grove |
|---|---|---|
| Code basis | Title 24 Part 6 | - |
| Trigger | Reroof over 50% | 50% roof replacement |
| Product listing | CRRC-rated | - |
| Permit | Required | - |
| Code | - | CA Title 24 Part 6 |
| OC zones | - | 6, 8, 10 |
| Certification | - | CRRC rated product |
Highlighted rows indicate differences between cities.
Anaheim FAQ
Does a small patch repair require a cool roof?
No. Minor repairs below the 50% threshold typically do not trigger Title 24 cool-roof upgrades, but a permit may still be needed for safety inspections.
Can I get a tile roof to comply?
Yes. Many concrete and clay tile products meet residential Title 24 reflectance values; check the CRRC product directory before purchase.
Garden Grove FAQ
Does my asphalt shingle roof need to be reflective?
Steep-slope residential requirements vary by climate zone. Many zones allow standard shingles; check the current Title 24 prescriptive table or use a performance compliance path.
Are minor roof repairs covered?
Repairs under 50 percent of the roof area generally do not trigger Title 24 cool roof requirements, but local jurisdictions may apply stricter rules.
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