Clear dust and debris from supply and return vents to improve HVAC efficiency and reduce the amount of circulating particles in your home.
Screwdriver Set
Clean Air Ducts
Pro Tips
DIY cleaning improves vent airflow, but full-system duct cleaning requires professional equipment.
If you see mold, rodent droppings, or heavy debris buildup, call a professional.
Replace air filters regularly — it reduces dust entering ducts.
Seal gaps around vent boots with foil HVAC tape to prevent attic dust from being pulled in.
Steps
1Turn off the HVAC system
2Remove vent/register covers
3Wash covers with warm soapy water and dry
4Vacuum inside ducts as far as the hose can reach
5Use a brush to loosen debris and vacuum again
6Wipe around vent openings with a damp cloth
7Reinstall vent covers once dry
8Turn the HVAC system back on