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 about three to five years on average. Your home’s location, your pets and the lifetime of your air filters—along with many other factors—can influence this timeline. How can you tell if it’s time to have your ducts cleaned? We’ve got some signs that you should watch for.Look for these clues: 1. When your vents are fully opened, do any have less adequate airflow than others?2. Can you hear noise other than your blower motor when you listen to the airflow? 3. Is there blockage inside your cold air return vent?4. When you glimpse inside with a flashlight, is there a buildup of debris or pet hair?5. Have insects or rodents created a home in your ductwork?6. Are your cold air returns coated with dust or pet hair?7. Are your registers pushing out dust?If you answered “yes” to any of these questions, it might be time to ask House of Heating Incorporated in Marshfield about air duct cleaning.Prolonging Time Between Air Duct CleaningWhile professional cleanings are important, there are things you can do to protect your ducts and extend the time between professional appointments. Most importantly, schedule consistent HVAC maintenance with the professionals at House of Heating Incorporated. A yearly evaluation of your furnace in the fall and air conditioning unit in the spring will keep your HVAC system operating at peak performance. Examining your system on a regular basis and replacing the air filter when necessary will also help keep your ducts open.The pros at House of Heating Incorporated 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.Other ways you can help care for your ducts:• Seal air duct leaks that let dirt in from places such as your attic.• Check your air filters regularly and change them when required. • Regularly dust and vacuum your house.• Replace air duct insulation if it is in bad or damp condition. Keeping your ducts clear will help you make sure the air in your Marshfield home is clean. Make sure to use these preventative actions and schedule a professional duct cleaning now. Call the experts at House of Heating Incorporated at 715-384-3163 or make an appointment online.