EVAPORATOR COIL DISINFECTION SYSTEM If you are looking to prevent and destroy mold and other microbial contaminants from growing on the evaporator coil and surrounding areas. Benefits include: Reducing maintenance costs by maintaining a clean and efficient coil. Maximizing energy efficiency by maintaining ideal heat transfer across the coil. Preventing “blow off” of mold and other microbial growth in your HVAC system transmitting contaminants and odors throughout your facility.