Profile: ADG Zephyr Ltd. specializes in offering spiral conveyors. We also provide spiral systems, freezing systems, chilling systems and ambient systems. Our spiral freezing system consists of polyurethane/PIR insulated panels with white stelvetite surface. It provides horizontal and vertical airflow. Our conveyors include plastic modular belt conveyors, interconnecting conveyors to/from spiral systems, and bespoke conveyors.