The Hobby/Grand Gardener Rion Base Kit was engineered to provide additional stability or additional head room for Rion Greenhouses sized 8 x 20 feet with heavy duty 100% UV-protected resins and engineered with a U-shape, honeycomb design for extra durability. Filled with soil this base kit provides a solid foundation that improves stability and durability against strong winds. The Base Kit can also be used to provide an additional five inches of head room or additional growing space.
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