It was delivered quickly and the building was easy. If you set the greenhouse at a house wall can accumulate on the roof rainwater. Outdoors it looks different. They would have still a Unterkonstuktion inside build. The steel pipe is stable and keeps a lot of. The zippers are working properly. Downstairs, there might be a little longer. But for my purposes ranging from the completely. It also fits a kl. Regal into it, so that you can bring more plants under. Greenhouse ideal for the balcony. Highly recommended for an affordable price.