The Grande™ CMD model fans feature a remote mounted solar panel for installation flexibility and offer a curb-mount base for use with roofs featuring tile, metal roofs, flat roofs or other installations where a roofing curb may be appropriate. Equipped with our proprietary monocrystalline solar panels and designed with Attic Breeze UltraFlō™ technology, The Grande™ series commercial ventilation products offer both exceptional performance and long lasting durability.