Up grade GALVANIZED MTAL Body: this huge tunnel stroll in greenhouse is made from a top quality galvanized completed weighty obligation steel frame. The cross bars and 4 reinforced diagonal bars add extra stability to prolong the serivce existence Protecting PE COVER: This portable greenhouse kit features a high-good quality, https://greenhouse-manufacturer21863.post-blogs.com/60157793/detailed-notes-on-greenhouse-manufacturer