Profile: ATCO Rubber Products, Inc. is a manufacturer of flexible ducts used for heating, ventilating, and air conditioning systems for residential and commercial applications. Our products include, UL listed (U.S.A.) flexible ducts, British Standard heavy duty flexible ducts, aluminum and Ultra-Flex air ducts, and accessories such as insulated sleeves, T-bar diffusers, register boxes, ductboard triangles, and sheetmetal collars. Products can be developed, if necessary, to meet specific codes or design requirements.