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Energy Star Product Specifications: Steep-Slope Roofs

Steep-slope roofs, with a slope greater than 2:12 inches. (For roof products that may be applied to either low-slope or steep-slope roofs, such as roof coatings and single ply membranes, the low-slope values are the applicable Energy Star specifications.)

ENERGY EFFICIENCY PERFORMANCE SPECIFICATION
Initial solar reflectance Greater than or equal to 0.25
Maintenance of solar reflectance Greater than or equal to 0.15 three years after installation under normal conditions

RELIABILITY
Manufacturers warranty for defects in materials and manufacturing Each company’s warranty for reflective roof defects in materials and products must be equal in all material manufacturing respects to the warranty offered by the same company for comparable non-reflective roof products. A company that sells only reflective roof products must offer a warranty that is equal in all material respects to the standard industry warranty for comparable non-reflective roof products

 Building Operating Management
May 1999

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