This 11 foot commercial grade umbrella is a top seller due to its heavy duty construction and robust aluminum frame. It is designed to meet the demands of both residential and commercial owners. The two-section aluminum pole, with a 0.08 inch wall thickness, provides superior stability, making it ideal for challenging commercial conditions. The umbrella also features a fiberglass rib framework for added strength. The aluminum pole frame is complemented by a simple and efficient pulley lift system, ensuring easy operation. What sets this umbrella apart is its three year warranty on the fiberglass ribs, surpassing the standard one year warranty offered by most umbrellas. This warranty highlights the durability and reliability of the product.With its sturdy construction and reliable performance, this umbrella can withstand any challenge. It truly offers the best of both worlds - the benefits of a residential and commercial umbrella combined.- Commercial grade design for durability- Extra-large 11ft diameter canopy for ample shade- Easy push-lift system for effortless operation- 8 heavy duty fiberglass ribs for superior stability- Aluminum hub and housing for long-lasting performance