Reach for the stars! - or the stairs - or the crown moldings - or the light fixtures - or the tallest window. Each Extension is 19 inches long and you can use up to 4 at a time to bring even more Sargent Steam cleaning possibilities within your reach. Sargent Steam extensions offer a safe comfortable alternative to climbing ladders and getting down on hands and knees. Your system comes with two but if you find yourself short, order a couple of extras.