Condo went through massive renovation which included extensive cutting of limestone and other hard, dense stone materials. This caused copious dust and debris being absorbed into the components of the HVAC system. Largo Green (LG) removed the blower and thoroughly cleaned the metal fins of the caked on dust and debris. Then LG cleaned the evaporator coil of similar dust & debris. Finally, LG cleaned the metal housing of the HVAC system, The result LG delivered improved airflow and air quality tremendously.