If you are looking to have a longer greenhouse you may choose between other sizes we offer. 9x21 complete kit comes with accessories. 6 mm uv coated twin-wall polycarbonate panels.
3 solar powered thermostatic fans. Full-size 2-tier aluminum shelving (top & bottom shelves, for one side only).
Exclude shelves and solar vents. Exclude shelves, solar vents, and a louver. This item is made of polycarbonate, glass, aluminum, fertilizer, seeds, produce, vegetables, high quality, durable, resistant, transparent, for growing and easy to assemble.