The truth is, indoor air is more polluted than the outdoor air! Therefore, it is recommended to have regular cleaning and maintenance services with your ducts. You should consider having your ducts cleaned sooner if you have pets, moved to a new house, been renovated your home recently, installed a heating and air conditioning system, and any of your family members have asthma or allergy problems. Duct cleaning helps your HVAC equipment to run to its highest peak of performance, and also increase their lifespan. Clean air means good health... read full review »