Introducing the California Umbrella's heavy duty 9 foot commercial grade umbrella, designed to meet the needs of both residential and commercial owners. Crafted with a robust commercial grade aluminum frame, this umbrella offers superior stability and durability. The 2 section aluminum pole, featuring a 0.08 inch wall thickness, along with the fiberglass rib framework, ensures optimal performance even in demanding commercial conditions. The umbrella's strong aluminum pole frame is complemented by a simple and efficient push lift system, making it easy to use. Notably, the fiberglass ribs come with an impressive 3 year warranty, surpassing the standard one year warranty. This umbrella truly combines the best of both worlds, providing exceptional strength and resilience to withstand any challenge.- Commercial grade design for durability and long-lasting use- Large 9 foot diameter canopy provides ample shade coverage- Reinforced rib joints ensure sturdiness and reliability- 8 heavy duty fiberglass ribs offer superior stability in windy conditions- Aluminum hub and housing for added strength and resistance to corrosion.