Riverstone | 12x18 ft Thoreau Premium Educational Greenhouse Package, 8mm Twin-wall Polycarbonate Riverstone Garden Bed Provides additional air ventilation and

Provides additional air ventilation and circulation

and is fire retardant

The plastic never needs painting and won't rust

and low threshold ramp

Assembly is quick and easy

Riverstone | 12x18 ft Thoreau Premium Educational Greenhouse Package, 8mm Twin-wall Polycarbonate Riverstone Garden Bed Provides additional air ventilation andDue to frequent cost fluctuation, please call for pricing. This is a custom made product and is non refundable or returnable once production has started. The Thoreau Greenhouse is named after the great naturalist and agriculturalist Henry David Thoreau. The Thoreau Educational Greenhouse Package is designed for schools with horticulture programs, correctional institutions, and serious gardeners for both growing and therapeutic reasons. The 2" x 2"