TRACK COVER – This stainless steel patio door track cover can be used to repair worn or damaged sliding glass door aluminum tracks, making it easier to open your door. VERSATILE – The sliding door track cover can also be used as a repair part on horizontal sliding window tracks. EASY INSTALLATION – Installation is quick and easy – the repair track simply snaps over the old track and is attached with silicone adhesive (not included). CUT TO FIT – This patio door track cover measures 8 feet long, but can be cut to any length to fit your door or window. INSTRUCTIONAL VIDEO – For more information and installation tips, watch the instructional video featured on this page.