Supply Of Aluminium Boom 32 Feet Long Fabricated From 3 Mm 1St Section, 2.5 2Nd Section & 1.9 Mm 3Rd & 4Th Section Aluminium Sheets Die Pressed To Form Tapering Channels With Special Stiffening Bends In The Channels .Two Such Channels Then Joined Together With Batten Plates By Riveting To Form A Tapering Box Section Suitable For Heidz Make Lifting Barriers. Warranty Period: 30 Months After The Date Of Delivery