DESCRIPTION The Whitney Educational Greenhouse Package is perfect for schools, correctional institutions, and serious gardeners. With a durable steel frame and commercial-grade covering, our greenhouses have a long-lasting lifespan. Our comprehensive package includes all necessary accessories and assembly manual and support. FEATURE 2x 24-inch motorized shutters for airflow control 1x 18-inch industrial exhaust fan for ventilation 2x 3 ft. deep, 18 ft-long commercial workbenches for gardening 1x 240V electric heater with built-in thermostat 1x 18ft x 20ft (63%) shade cloth and tie-down rope to regulate light 1x automatic and programmable watering system with timer for irrigation 1x lockable French glass security steel door (42in wide x 84in high) for security. Please note that the stem wall is not supported by the manufacturer. SPEC FRAME MATERIAL Aluminum Color Silver ASSEMBLY REQUIRED (Y/N) Yes WATERPROOF (Y/N) Yes WATER-RESISTANT (Y/N) Yes PRODUCT FABRIC 8mm Polycarbonate WALL HEIGHT 8 ft R-VALUE 1.60 U-VALUE 0.58 DOOR QUANTITY 1 WARRANTY 10 Years WATER LINE REQUIRED Yes ELECTRICAL LINE REQUIRED Yes SHIP BY LTL Moter Freight BOX TYPE Shrink TOTAL STORAGE AREA (SQ/FT) 18 .ft: 2160 / 24 .ft: 2808
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