Master Flow 6 in. x 5 ft. Oval Duct Pipe

This Master Flow 6 in. x 60 in. Oval Pipe features a smooth surface to offer energy-efficient air flow to high-up wall registers as well as other floors. You can install it between wall studs with sheet-metal screws, and seal the seams with code-approved mastic, sealant or duct tape (sold separately).