RUTLAND Chimney Sweep Square Wire Cleaning Brush is designed with the DIY homeowner in mind, can withstand vigorous cleaning, and helps keep a chimney and home safe. Made with sturdy, oil-tempered spring wire, this brush will last for a long time and make quick work of chimney cleaning projects. Cleans out soot, creosote, and any other build-up in masonry chimneys to increase efficiency and safety.