You can buy online via our secure ecommerce system, or contact us if you’ve questions: All sculptures can handle winds of up to 90 MPH. If you acquire a Whitaker Wind Spinner we promise you’ll be ecstatic with it always. You’ll receive a receipt, tracking info, install instructions—and yes these works are simple to install. The height listed is the true above-ground height. Don’t settle for poorly designed imitations that don’t work and don’t come with a warranty. Buy the real thing. Buy a Whitaker Wind Sculpture.