Installation of the sideboard assemblies on a 300 feet barge requires an estimate of the need for welding wire. besides that an estimate of the need for oxygen and LPG gas is also required for the work of cutting the old sideboard. This is so that the repair work does not experience errors in estimating the amount of consumables used so as not to result in losses for the shipyard comp... https://www.chiggate.com/shades-eq-09gi-hamptons-supply/