The Rion Grand Gardener Twin-wall greenhouse is made with a heavy-duty extruded resin frame for improved insulation and durability. Virtually unbreakable opaque twin-wall polycarbonate glazing creates a comfortable growing environment and diffuse light for even plant growth. The translucent, twin-wall polycarbonate panels also create a superb, light-weight insulation. We offer sizes of 8'6" x 8'6", 8'6" x 12'6" and additional 4' length increments.
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The weatherproof frame on the Grand Gardener features simplified assembly with the pin and lock system while the roof panels now simply slide into place. A barn style roof design provides ample headroom and gives you more space to garden. Double doors allow easy access and provide excellent ventilation. Included roof vent provides additional ventilation. Secure to concrete pad or heavy timber foundation. Optional base kit may be added for additional height and extra stability.