Riverstone | 12x18 ft Thoreau Premium Educational Greenhouse Package, 8mm Twin-wall Polycarbonate SHED ACCESSORIES Using quality and durable materials Deck Box MK2-Plinth Size:8ft 8in X 18ft 9in Available Sizes Specifications

Using quality and durable materials

UNIFORM TEMPERATURE - The geodesic dome form is superior to conventionally shaped rooms in sustaining better airflow and a uniform temperature inside

Equipped with twin-wall polycarbonate panels and a durable frame

Simply filter and replace oil (unless you upgraded to an oil-free pump)

Adjustable built-in air vents

Riverstone 12x18 ft Thoreau Premium Educational Greenhouse Package, 8mm Twin wall Polycarbonate SHED ACCESSORIES Using quality and durable materials Deck Box MK2 Plinth Size:8ft 8in X 18ft 9in Available Sizes Specifications Using quality and durable materials UNIFORM TEMPERATURE The geodesic dome form is superior to conventionally shaped rooms in sustaining better airflow and a uniform temperature inside