What is the cost if our air-conditioning unit is dirty?
- The cooling capacity will deteriorate as there is too much dust and mould (also mildew growth) on the evaporator coils preventing effective cooling effects also your health.
- Dusts and moulds accumulate to the point that it blocks the drainage pipe which in some cases lead to leakages and damaging walls or water dripping from the air-conditioning
- Younger family members or those with weaker respiratory system may experience allergies like sneezing, asthma, bronchitis etc.
Figure 2: Major damage to walls, as the drainage pipes are all clogged. The end solution is to redo the pipes and the walls with water proof isolation.