LIPI Marketing [P] Ltd manufactures Hot Air Tools and Machines with Controlled Temperature and Drive. This machine is ideal even for thin materials in civil engineering and tunnel construction. Easy - to -exchange comb wedges are also available with or without a test channel. It features a digital display of temperature and speed and also provides information on all the important welding parameters. LIPI Marketing [P] Ltd offered Hot Air Tools and Machines with Controlled Temperature and Drive are easy to operate and has high welding speed. The hot air system offers fine welding even in harsh environmental conditions. It also has optional data encoding features.