Construction me 3 vertical columns or 2 different height ki wooden beams se bani walls hai jo mounted hai crossbars pr jinki heights: 300mm/1050mm, wall height 1200mm or 500mm/1850mm, wall height 2000mm rubber foundation se. Wooden beams ki length 1050mm hai lower wall ki or 1650mm hai higher wall ki. rossbar fittings collars ki help se possible hoti hai. Sab crossbars ki length 1200 mm hai. Columns ki height 2000mm hai.