For over 35-years, Good Directions cupolas have been the perfect complement to your home, garage, shed, barn, gazebo, pool house, carriage house, horse barn, or pavilion. Our expertly crafted, made to order, Smithsonian Rockville windowed cupola features roof molding and reinforced interior supports for added strength. It's made from durable, maintenance-free Royal Brand PVC-vinyl, constructed with precision using a CNC Router for accuracy and a lifetime of enjoyment. The Smithsonian Rockville Cupola features a 16-ounce, 24 gauge copper, bell shape roof that adds an architectural element of beauty and lasting value to your home. Our cupolas arrive in 3 sections for easy installation, includes assembly hardware and easy-to-follow detailed installation instructions, and are weathervane ready with a built-in internal mounting bracket. YouTube videos are also available to walk you through the installation step by step. Good Directions vinyl cupolas have an industry exclusive Lifetime Warranty. For a distinctive finishing touch to your home, add a Good Directions weathervane or finial.