【Thickened Hardtop & Robust Frame for All-Weather Protection】 Featuring 6mm thickened hardtop panels and a robust aluminum frame, this wall-mounted pergola is built to withstand rain, snow, and winds up to 25 mph. The roof reflects 99% of harmful UV rays, providing optimal sun protection and long-lasting durability. 【Efficient Water Drainage System Prevents Pooling】 Designed with wavy panels and strategic grooves, this patio pergola ensures quick rainwater drainage. This effective design prevents water accumulation on the roof, maintaining a dry and enjoyable outdoor space underneath. 【Secure Wall-Mounted Installation for Maximum Stability】 Enhanced stability is achieved through a reinforced triangular design at each corner, heavy-duty wall-mounting screws, pre-drilled feet, and included ground stakes. This lean-to gazebo offers a secure and reliably solid structure for your patio or backyard. 【High Weight Capacity & Weather Resistance】 With a load-bearing capacity of up to 55 lbs/㎡, this gazebo pergola resists various harsh weather conditions. When properly installed using expansion bolts, it can withstand wind resistance up to grade 9 and snow loads of 2.4 inches. 【Versatile Outdoor Living Space for Multiple Uses】 This pergola is perfect for creating a sheltered area near your pool, hot tub, or set. It instantly adds a practical and stylish entertainment space to your backyard, deck, or patio.