Profile: Gordon Brothers Industries Pty Ltd specializes in providing refrigeration systems for a range of industries. We manufacture a large range of galvanized steel finned coil air coolers for ammonia refrigerant. These are available in 25 mm and 16 m OD tube depending on the application. Our air coolers are also available for CO2 applications. Our automatic air blast carton tunnel is designed to chill or freeze cartons of products in a continuous process with cartons entering and leaving the tunnel on conveyors.