Space Between Top Shelf and cover: 26" Peak

You can just put some of the boards in and leave some sections with just glass in or you can remove the boards and just have all glass

and off the ground

Due to frequent cost fluctuation

Bio Green | Thermo 2 Greenhouse Thermostat RIGA Greenhouse Accessories Space Between Top Shelf andDigital thermostat for precise control of your greenhouse growing environment. The Bio Green (Germany) Thermo 2 Digital Thermostat is specifically designed for use in greenhouses. Function1: operate fans during hot days Function 2: operate heater during cold days: NOTE: Pairs perfectly with Bio Green Palma greenhouse heater for precision temperature control. Specifications: Digital Display with temperatures Fahrenheit Celsius Switch Controls