The Innovative And Freestanding Self Watering Grow Table With A 7 Litre Water Storage Reservoir Is An Easy Way Of Growing Vegetables And Herbs In Small Spaces On A Terrace, Patio Or Courtyard Garden. Ventilation Funnel And Lateral Watering System With Control Over Water Level And Overflow.the 40 Litre Grow Table Stands At A Convenient Height To Tend To Your Plants And To Keep Them Away From Marauding Pests. Has An Outer Tray With Water Storage For Aquifer Roots And Inner Tray For Feeder Roots. The Protective Plastic Bell Cover Has Been Specially Developed To Enhance Plant Growth And Climate Control Sliders In The Roof Control Ventilation.self Watering 40 Litre Grow Table7 Litres Of Water Storage Reservoirlateral Watering Systemmodular Section With Plant Dividersa Ventilated Protective Bell Coverfunnel Ventilationholding Clasps And Lower Storage Shelfdetachable Legsmeasures 81cm X 39cm X 100cm High