The ideal instrument to overcome common diseases of plants. The sulphur vapors changes the pH on the surface of the plant causing the environment to be unsuitable for fungal growth. The pH change will significantly slow the reproduction of pests, acting as an effective means of pest control. It is great on most plants where there is powdery mildew and thrips. Features include an ideal automatically regulated vaporizing temperature of 140°F, outside is not hot to the touch and is capable of treating up to 1000 square feet. Use with bulk sulphur.