The Hot Air Tube Assembly from RPB helps to keep workers warm in cold climates, increasing comfort and productivity. The Hot Air Tube Assembly increases the temperature of compressed breathing air by up to 30 degrees farenheit (17C). The unit is fitted with an airflow regulator so the user can adjust the temperature to suit their requirements. The unit is extremely robust being manufactured from non-toxic engineering plastic and all components are replaceable and easy to clean and maintain.