Built Rite Industries LLC Weld-N-Go tm Man Doors install in less than 20 minutes. One PO gets you everything you need to install a door into a shipping container. This saves time and money by reducing labor cost in your shop, purchasing department and accounting. No more issuing multiple PO's, paying multiple vendors, processing materials, creating jigs, measuring, welding frames. Now just trace, cut, stitch weld, caulk and paint. BRI's Weld-N-Go tm systems are built to the highest quality, with consistency of finished product no matter where you install globally.