【Enhanced Stability】Our greenhouses measure 213.6"L x 120.1"W x 98"H. For added stability, anchor the footings in soil or concrete. The reinforced sidewalls and base improve wind and snow resistance. 【Effortless Installation Framework】Our WKM walk-in greenhouse features a streamlined slide-in panel assembly system, facilitating rapid installation and exceptional sealing, thereby cutting down installation time. This system boosts the user's installation speed by 30% and enhances stability by 15%. For your convenience and security, it comes equipped with a robust metal handle and a lockable door. It creates optimal conditions conducive to robust plant growth. 【Special Design】Our outdoor greenhouses feature upgraded, adjustable roof vents with 5 settings for personalized airflow control. The base safety cover offers extra protection. Simply adjust the vent position or secure the base to ensure optimal air circulation for your plants. 【High Performance】The greenhouse panels are coated with an anti-UV layer that blocks harmful rays while allowing beneficial sunlight in. Made of high-quality polycarbonate and reinforced aluminum frames, they offer robust protection against wind, rain, and snow. This sturdy structure ensures your plants have a stable, year-round growing environment, withstanding even severe storms. 【Worry-Free After-Sales Service】Enjoy 24/7 customer service for any installation inquiries. Plus, receive expert gardening advice to cultivate a lush garden together. 10x18 FT Greenhouse for Outdoors, Polycarbonate Greenhouse with Roof Vent and Quick Setup Structure,Enhanced Aluminum Greenhouse for Garden Backyard, Black Our WKM walk-in greenhouse utilizes a slide-in panel assembly system for quick installation and sealing performance, reducing installation time. Increases installation speed by 30% and stability by 15% for the user. Our greenhouses have overall dimensions of 213.6"L x 120.1"W x 98"H. For added stability, you can bury the footings in soil or concrete. Our outdoor greenhouses are upgraded compared to others with adjustable roof vents in 5 positions for personalized airflow. The greenhouse can withstand storms and provide year-round protection for plants, giving them a stable place to grow. Material：Aluminum, metal