Air Duct cleaning is needed to maintain a clean environment inside your premises. Over some time, a lot of dust, mold, smoke particles, and pet hair get accumulated in the vents. This becomes an issue as the air we breathe becomes harmful especially for those with respiratory issues.
Also, the particles in the air make the Air conditioner and Heating system work extra for the same cooling and heating effect. When the ducts are clean, not only the system works more efficiently but it also reduces the power consumption bill.