The drainage gutter system can effectively drain water from the greenhouse to the outside, and the sloped roof won't accumulate water on the top; the galvanized base can be better fixed in the soil and protects the greenhouse from bad weather. The sliding door makes it easier for you to get in and out, and also protects your plants or flowers from animals or pets getting inside, and all detailed instructions are included already, so you can simply follow the instructions to assemble. An adjustable roof is convenient for insects to come inside to collect pollen, helping to sow seeds and also providing fresh air at all times, and a great ventilation system is built for your plants. The 4mm thick polycarbonate board can withstand outdoor temperatures from -20℃ to 70℃, allowing enough sunlight to pass through and isolating most UV rays; the aluminum alloy frame with powder coating is more durable and won't rust, and the panels allow up to 70% light transmission for optimal plant growth while blocking out over 99.9% of harmful UV rays. The ideal growing environment of the walk-in greenhouse is large enough for you to plant a number of plants and flexibly arrange your plants and flowers inside; it protects your plants from frost and excessive heat, and creates a greenhouse effect to achieve the best planting results.