3 parcels containing the 20x12 gazebo separately, and they may arrive at different times. Please rest assured that any concerns regarding the shipping process will be promptly addressed. Exceptional Load-bearing Capacity: When securely fastened to both the wall and the ground, our gazebo 20x12 can effortlessly withstand wind speeds of 40-70 mph and snow accumulation of up to 2.4 inches. With an impressive static pressure test rating of 66 lbs/㎡, our hardtop patio gazebo is designed to endure heavy snow and challenging weather conditions. Durable Flexible Panels: Unlike delicate hardtop panels, our dark gazebo features flexible panels that effectively disperse impact and reduce pressure on the roof during severe weather events, such as hailstorms. Installation Guidelines: For optimal stability, we recommend mounting the wall mount gazebo against a wall using the provided nails. This gazebo for the deck is perfect for placement near a pool, hot tub, outdoor dining area, or as an entertainment space. It also functions exceptionally well as a gazebo on a deck, providing both shade and structural elegance. Comprehensive Protection: The roof of the pergola covers an area of 240 Sq.Ft., providing protection against harmful UV rays and rainwater while enhancing the usability of your hardtop patio gazebo in all weather conditions. Seamless Service: We offer a 60-day warranty and lifelong, customer-friendly support available 24/7. Our dedicated team is ready to assist you whenever you need help with your gazebo 20x12 purchase.