Especially for use on 8-sided structures such as gazebos: octagon-shaped, with black metal roof Louvered midsection Includes decorative white PVC finial Base is constructed of maintenance-free white cellular PVC Includes all necessary hardware and illustrated assembly instructions Accentua's cupolas add character and visual interest to your structures such as garages, garden buildings, gazebos, pavilions and barns. Requiring only minimal assembly, they are designed and made to accent your buildings for many years.