Aluminium structure: Fitted with a base for level support, rust-resistant hardware the polycarbonate green house has a lightweight yet sturdy and durable structure growing plants, flowers and herbs in your garden.Double wall polycarbonate panels: 4mm thick clear polycarbonate panels, the green house for garden can keep the heat in effectively whilst allowing sunlight to seep through, promoting healthy growth all year round.Rain gutters: The outside greenhouse has rain gutters fixed on the bottom of the tilted roof and they collect water to prevent stagnation and send it back to the ground to keep the surrounding grass hydrated.Large door: Ensures easy access in and out. Top window to let air in when needed.Assembly required: All the parts included, you can assemble the large greenhouse with steps of the manual.