Helping to Provide a Better Indoor Environment Flothru Duct Cleaning has been operated by its current owner since 1994; One of the longest serving Duct Cleaning companies in the area. We take pride in thoroughly cleaning the entire forced air system, ensuring our customers are satisfied with the condition of their ductwork, blowers, air conditioning coils, registers, grilles, and/or diffusers, and sanitizing, when we have completed our cleaning. more... See more text