Featuring 7 mini vented propagators, ideally sized for the most gardeners, the Super 7 allows the user to grow a large number of plant varieties on just one unit. The heated base contains a 13 Watt carbon fibre element for even heat distribution. This unit is not thermostatically controlled and is designed to increase the ambient compost temperature by around 8o Centigrade. Size: Length 76cm x Width 18.5cm x Height 15cm. 13W element.