Spools are Prefabricated units made by Joining Pipe, Pipe Fittings and Flanges as per Prescribed Isometric Design. These spools then can be Installed at The Site. Fabrication at Shop Floor offers High Quality and Better Construction than that of at site. Purchasing Complete Unit is Cheaper than Purchasing Individual Parts and then Joining them, a lot can be saved on Labor Cost. At site warehousing different Parts Add Cost and Significant Loss is Incurred because of Wastage of Material during Fabrication. Pre-Fabricated Spools save significant time, effort and cost of the project.