NQ1001 Features: * Taller design - 1 foot higher - gives you more head space * Uses 4 mm Tempered Glass - others use only 3 mm * Uses only single sheets of glass, instead of the more common overlapping smaller sections * All glass panes are secured with heavy duty rubber seals - all the way round - others use only metal clips or flimsy thin rubber strips * Using 4 mm single pane glass and heavy rubber seals provides better insulation * Made with thicker and stronger aluminum profiles - for more strength * TUV and GS tested and approved (similar to a UL listing) * Each unit comes with a sliding door which can be put on any side of the greenhouse * Roof windows: come with an old fashioned spindle and a modern Automatic Window Opener Includes: * Optional Accessory Kit includes: One 4"" deep x 20"" wide planting self, a 4.5"" wide top shelf, 2 inside shade cloths (with pull rods) and an extra Automatic Window Opener * includes: gutters with down spouts * Includes: a 6"" high foundation frame * Includes: a misting system (all you need is a hose to connect)