How to Tell if Your Ducts Need to be Cleaned Posted February 9, 2017 According to the National Air Duct Cleaners Association, air ducts must be cleaned at least once every three to five years on average. Your home’s location, your pets and the length of time you’ve had your air filters—along with many other factors—can influence how long your ducts can go without cleaning. How can you see if it’s time to have your ducts cleaned? We’ve got some signs that you should keep in mind.Look for these clues: 1. When your vents are completely opened, do any have less airflow than others?2. Can you hear a sound other than your blower motor when you pay attention to the airflow? 3. Is there anything blocking your cold air return vent?4. When you peek inside with a flashlight, is there a buildup of debris or fuzz from your pet’s hair?5. Have bugs or rodents created a home in your ductwork?6. Are your cold air returns coated with dust or pet hair?7. Are your registers blowing out dust?If you said “yes” to any of these questions, it’s likely time to reach out to Heartland Heating & Cooling in Des Moines about air duct cleaning.Prolonging Time Between Air Duct CleaningWhile professional cleanings are important, there are steps you can take to keep your ducts cleaner and extend the time between professional appointments. Most importantly, schedule periodic HVAC maintenance with the professionals at Heartland Heating & Cooling. Annual evaluation of your furnace in the fall and air conditioning unit in the spring will keep your HVAC system working at peak performance. Checking your system often and replacing the air filter when necessary will also help keep your ducts clear.The pros at Heartland Heating & Cooling can also advise you about air purification systems. We offer the Lennox PureAir Air Purification System, Healthy Climate Carbon Clean 16 Media Air Cleaner, Healthy Climate 11 Media Air Cleaner, Healthy Climate High-Efficiency Particulate Air (HEPA) Filtration System and Healthy Climate UV Germicidal Lights. Installing one of these systems can also help keep your ducts clear.More ways you can help maintain your ducts:• Seal air duct leaks that let dirt in from areas such as your attic.• Check your air filters often and change them when needed. • Regularly dust and vacuum your home.• Replace air duct insulation if it is in poor or moist condition. Keeping your ducts clean will help you make sure the air in your Des Moines home is clean. Make sure to use these preventative steps and schedule a professional duct cleaning when needed. Call the experts at Heartland Heating & Cooling at 515-344-3579 or make an appointment online.