How to Tell if Your Ducts Need to be Cleaned Posted February 9, 2017 Generally, air ducts need to be cleaned every three to five years according to the National Air Duct Cleaners Association. Contingent on a lot of factors—like your home’s location, if you have pets, and how frequently your air filter has been swapped out, to name some—you may require air duct cleaning more or less regularly. So, how can you know for sure when it’s time to have your ducts cleaned? There are absolutely some revealing signs when it’s time. Look for these clues: Are your cold air returns caked with dust or pet hair? Is there a blockage within your cold air return vent? Are your registers blowing out dust? When you check inside with a flashlight, can you see a collection of debris or pet fur? Have insects or rodents nestled in your ductwork? Can you hear sound other than your blower motor when you listen to the airflow? When your vents are fully opened, do any have less airflow than others? If you answered “yes” to any of these questions, it’s more than likely time to ask M & S Heating & Air LLC in Mechanicsville about air duct cleaning. Prolonging Time Between Air Duct Cleaning There are a couple things you can do to help keep your ducts cleaner and prolong the amount of time between expert cleanings. First and foremost, schedule regular HVAC maintenance with the professionals at M & S Heating & Air LLC. A maintenance check of your furnace each fall and your AC each spring, which should comprise of inspection, and potential replacement, of your air filter, will help keep your HVAC system functioning efficiently, and will help keep your ducts clean. You can also chat with the team at M & S Heating & Air LLC about installing an air purification system. We have 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. Other actions you can take include: Regularly dusting and vacuuming your home. Inspecting your air filters routinely and replacing them when the manufacturer recommends replacing them. Most filters will show dust on them after a short time in service, but they may not demand changing. Sealing leaks in air ducts that let dust to enter from areas like your attic. Exchanging poor or damaged air-duct insulation. With a specialized air duct cleaning and some proactive measures, you can help keep the air in your Mechanicsville home clean and healthy. Give the professionals at M & S Heating & Air LLC a call at 301-363-4699.