The NutSystems X-Stream Propagator L is an unheated propagator made of hard plastic that offers space for up to 450 small plants or seedlings. It is divided into three parts, each with 150 rock wool blocks. The transparent lid ensures maximum overview and has ventilation flaps. With dimensions of 110.5x58.5x28 cm, it offers a usable area of approx. 0.6 square meters.