Sturdy Cedar Frame：Crafted with natural wood, the greenhouse frame comes pre-cut and pre-drilled for hassle-free assembly and long-lasting use. It resists winds up to 56 mph and handles 18 psf snow load. Its triangular structure, solid build, and decent weight eliminate the need for extra wind anchors Multi-Layer Inserted PC Panels：Clear and translucent polycarbonate panels deliver 99.99% UV protection. They let plenty of sunlight reach your plants while filtering out harmful UV rays Adjustable Vent Window：This wooden polycarbonate greenhouse balances great insulation and enough ventilation, keeping the inside cool in warm seasons and preventing excess moisture. It has an adjustable roof (hinge-secured) that you can tilt to your needs—max opening angle is 45 degrees DIMENSIONS - Overall size: 72.4" W x 48" D x 80" H；Door size: 23.6" W x 74" H. Note: This product will be shipped in two boxes, which may not arrive simultaneously Lockable Door & Walk-In Design：This large walk-in wooden greenhouse has a front door for easy entry, lockable when you’re away. Add furniture to turn it into a versatile gathering spot