The MRCOOL® LineGuard Line Set Cover is a protective exterior line set cover designed for use with MRCOOL® ductless mini split systems. This set of protective coverings can fit over a total of 12 feet of ductless refrigerant lines. It is easy to install, lightweight, and pliable. This kit includes three straight cover sections that are 4 ft each, a bend, a wall hole cover, and interconnecting pieces.