This Palram Base Kit provides additional stability and headroom for Palram Greenhouses. Manufactured with heavy-duty, 100% UV-protected resin, this kit features a U-shape, honeycomb design for extra durability. When filled with soil, the base kit provides a solid foundation and adds an extra 12cm of headroom. Like all Palram products, the base kit assembles quickly and easily. This Rion greenhouse base is 2560mm wide, made from plastic, and improves the stability and durability of your greenhouse against strong winds. The Palram-Canopia Grand Gardener range features double entry doors and latches for better access and virtually unbreakable twin wall 4mm clear polycarbonate glazing panels that create superb insulation and UV protection for your plants and flowers. Designed for year-round use, it provides the ideal gardening environment regardless of the season. The roof features new design improvements with aluminum strips adding strength and durability. The Dutch barn roof design is elegant and functional with superb headroom, making this design perfect for all gardening needs, from starting seedlings to protecting valuable plants or creating a tropical garden. Options include a heavy-duty greenhouse base foundation, roof vents, side louvre windows for cross ventilation, and automatic openers.