A cool roof is a roofing system specifically engineered to reduce heat absorption by reflecting more sunlight than traditional roofs. It functions as a roof surface that reflects more sunlight and absorbs less heat, which helps keep the building cooler and reduces the need for air conditioning—especially in warm climates like San Diego.
By acting as a roof surface that reflects more sunlight and absorbs less heat, cool roofs lower rooftop temperatures, minimizing thermal expansion and helping extend the life of roofing materials. Common cool roofing materials include reflective asphalt shingles, metal panels with reflective coatings, white membranes like TPO or PVC, and even specially coated tiles.
Cool roofs can be installed on residential, commercial, or industrial buildings and are available for both steep-slope and flat roofing systems. Some products meet ENERGY STAR® or Cool Roof Rating Council (CRRC) standards, offering verified performance for energy efficiency.
Choosing a cool roof is a smart investment for reducing utility costs, enhancing indoor comfort, and lowering environmental impact. With a roof surface that reflects more sunlight and absorbs less heat, cool roofing delivers long-term savings and sustainability benefits.



























