General description The Rion Greenhouse Base Kit is designed to enhance stability and provide additional headroom for Rion Greenhouses. Constructed from heavy-duty, 100% UV-protected resin, it features a U-shape, honeycomb design for added durability. When filled with soil, this base kit offers a solid foundation and increases headroom by 12 cm, making it an ideal choice for greenhouse enthusiasts. Technical specifications Dimensions: L258 x W258 x H12.5 cm Covering Area: 6.7 m² / 71.6 ft² Material: 100% UV-protected resin Installation Easy push-fit assembly that snaps together quickly. Usage Elevates greenhouse by 12 cm. Areas prone to strong winds may require additional stakes or concrete footers for enhanced stability.