What should be done if the dust and bait method does not resolve the duct issue?

Consulting a professional technician is the best course of action if the dust and bait method does not resolve the duct issue. Professionals have the expertise and experience needed to accurately assess the situation and determine the underlying causes of the termite problem. They can employ advanced techniques and products that may be more effective based on the specific type of infestation and environmental factors. Additionally, they can provide tailored recommendations and long-term solutions to prevent future infestations, ensuring a comprehensive approach to pest management. This proactive step ensures that the problem is addressed thoroughly and helps protect the property from potential damage.