This brush, with a very flexible attached handle, is perfect for navigating the tight bends and elbows of a dryer vent or pellet stove pipe. Because it is made of poly bristles it wont scratch or damage vents like a wire brush would. Available in two different brush sizes and two different handle lengths. 3" Pellet stove vent pipe cleaning kit; 3" Brush with 20' Flex Handle, by Rutland #17419