The square expansion joint for waste-to-energy plants is designed to accommodate thermal expansion, contraction, and vibration in square or rectangular ductwork. It helps maintain a reliable connection in flue-gas and air-handling systems operating under demanding plant conditions. Dimensions, materials, and connection details can be tailored to suit project requirements. Jiangsu BOOTEC Engineering Co., Ltd. is a China manufacturer, supplier, and factory of industrial expansion joints, supporting waste-to-energy projects with practical product solutions and manufacturing expertise.