Slimduct® Lineset Covers offers strength and longevity with a professional aesthetic. Available in 3 sizes and colors, Slimduct® Lineset Covers accommodates numerous applications including single or multiple exposed linesets. A robust assortment of fittings ensures each system is finished with a professional touch. Slimduct® Lineset Cover, 90 deg Flat Elbow, Size 5-1/2 in, For Use With: Ducted and Ductless HV AC Piping, Polymer, Painted, Brown, Import