Brookfield Industries, Inc. is the original manufacturer of specialty heavy door products for the commercial and industrial door market. They specialize in heavy duty automatic door operating systems and precision engineered heavy duty high capacity hinges. Their products are utilized in industries such as cancer treatment, industrial radiation, nuclear, petrochemical, security, acoustical, EMI/RF, and heavy architectural applications. With a commitment to quality and pride in manufacturing in the USA, Brookfield Industries ensures long trouble-free life for all their products. They offer a complete product line of heavy duty hinges, door closers/operators, and replacement parts, serving a wide range of industries worldwide.