The chimney whip line replacement is designed to replace worn whip lines in the Gardus SootEater rotary chimney cleaning system, our unique trim-to-fit chimney whip design cleans multiple flue shapes and sizes, removes dangerous soot and creosote buildup better than a wire brush. Won't scratch metal flues and fits through tight areas, help prevent flue fires and save money while doing so, it's easy when cleaning with Gardus power.