Notes:
CALT / REROOF
8/29/2017 12:00:00 AM
• ALL ENERGY RELATED CONSTRUCTION DOCUMENTS SHALL BE PRESENT FOR PLAN REVIEW AND ON THE JOB SITE FOR INSPECTIONS. (SEE C103.3.1)
• PROJECT IS SUBJECT TO THE “COOL ROOF” PROGRAM (ENERGY STAR) WITH MINIMUM : (IECC 402.3) LOW SLOPE ROOFS {2:12} THREE-YEAR AGED SOLAR REFLECTANCE VALUE OF 0.55, THREE-YEAR AGED THERMAL EMITTANCE OF 0.75 & THREE YEAR AGED SOLAR REFLECTANCE INDEX {SRI} OF 64. STEEP SLOPE ROOFS MUST HAVE AN INITIAL SOLAR REFLECTANCE OF > 0.25. AFTER 3 YEARS, THE SOLAR REFLECTANCE MUST BE = 0.15.
• RIGID INSULATION ABOVE ROOF DECK TO BE R-25CI (CONTINUOUS INSULATION)
• THE SKYLIGHT AREA SHALL NOT BE GREATER THAN 3 PERCENT OF THE GROSS ROOF AREA.
http://www.energystar.gov/index.cfm?c=roof_prods.pr_crit_roof_products