The A.W. Perkins Company is one of the leading American manufacturers for chimney sweeping supplies. A.W. Perkins - with decades of experience in the chimney and fireplace business, bought out the Rovac company in 2004. A.W. Perkins manufactures state of the art chimney sweeping tools that both professional chimney sweeps and contractors, and homeowners can use. Keeping your chimney clean from creosote is important for a safe and long lasting fireplace experience.