California Climate Zones — ADU Solar Sizing

  • CZ1 — Title 24 solar requirements for ADUs in California Climate Zone 1 (North Coast). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ2 — Title 24 solar requirements for ADUs in California Climate Zone 2 (Wine Country & North Bay). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ3 — Title 24 solar requirements for ADUs in California Climate Zone 3 (Bay Area Coast). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ4 — Title 24 solar requirements for ADUs in California Climate Zone 4 (Inland Bay & Salinas Valley). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ5 — Title 24 solar requirements for ADUs in California Climate Zone 5 (Central Coast). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ6 — Title 24 solar requirements for ADUs in California Climate Zone 6 (South Coast). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ7 — Title 24 solar requirements for ADUs in California Climate Zone 7 (San Diego Coast). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ8 — Title 24 solar requirements for ADUs in California Climate Zone 8 (LA Inland). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ9 — Title 24 solar requirements for ADUs in California Climate Zone 9 (LA Foothills). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ10 — Title 24 solar requirements for ADUs in California Climate Zone 10 (Inland Empire & Inland SD). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ11 — Title 24 solar requirements for ADUs in California Climate Zone 11 (Northern Central Valley). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ12 — Title 24 solar requirements for ADUs in California Climate Zone 12 (Central Valley). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ13 — Title 24 solar requirements for ADUs in California Climate Zone 13 (Southern Central Valley). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ14 — Title 24 solar requirements for ADUs in California Climate Zone 14 (High Desert). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ15 — Title 24 solar requirements for ADUs in California Climate Zone 15 (Low Desert). Sizing factors, sun-hours, and instant ADU pricing.
  • CZ16 — Title 24 solar requirements for ADUs in California Climate Zone 16 (Mountains). Sizing factors, sun-hours, and instant ADU pricing.