Manually operated backpack sulphurator, suitable for pesticide treatments with sulfur powder and micro granular products. Light on the shoulders, it is made of thermoplastic material difficult to corrode. The tank, made of PEHD, has a filling capacity of 5 Kg and is UV rays resistant. The bellows, positioned inside and protected by the body of the machine, is made of very strong special rubber, the double-acting drive mechanism creates a continuous flow of air. The sulphurator is equipped with an external and easily accessible lever, which allows you to adjust the flow of powder as desired. In addition, a robust mechanical shredder breaks up any larger lumps of dust. The machine is equipped with two extensions and a fan-shaped diffuser nozzle, connected to the sulfur machine by a flexible tube. The sulfur machine is designed for use with the left arm.