the modular "canal" elements are cold-pressed channel sections specifically designed to provide the craneway for the electrical chain hoists of the dmk series. these elements are the key items of a modular load hoisting a......the modular "canal" elements are cold-pressed channel sections specifically designed to provide the craneway for the electrical chain hoists of the dmk series. these elements are the key items of a modular load hoisting and handling system that is simple and quick to assemble. the installation, modification or change of installation site procedure of this system is very simple, as it includes only standard bolted modules, and thus frees the user from the need to perform expansive and time consuming welding operations. this system is very flexible and easily expandable.