Many homes have fiberglass  duct system,it’s  the best surface  for dust, bacteria and fungi. Our professional technicians can help you to keep your home clean. We recommend to apply anti bacterial paint  duct coating to seal the fiberglass duct .Sometimes the system cannot be properly cleaned and coated, then  duct system  must be replaced.  Coating we use  is a high performance coating for use in duck work design to stop ,  reinforce an extended the life of the duck system, because it’s prevent future microbial growth an extend the life of the system.