Yes, you should clean your air ducts—but not too frequently and only when it’s actually needed. Here’s when and why it makes sense:
✅ When You Should Clean Your Air Ducts
You should consider cleaning if:
- Visible Mold is present inside the ducts or on components of your HVAC system.
- Excessive Dust and Debris is coming out of the vents when the system runs.
- Musty or Foul Odors are coming from your vents.
- Recent Renovation Work that generated a lot of dust (e.g., drywall, sanding, flooring).
- Vermin or Insects are found inside the ducts (e.g., rodent droppings or dead pests).
- Respiratory Issues: Occupants suffer from unexplained allergies or breathing problems.
- Pet Hair or Smoking: Homes with multiple pets or smokers accumulate particles faster.
✅ Benefits of Air Duct Cleaning
- Improves indoor air quality
- Enhances HVAC system efficiency
- Reduces dust buildup in your home
- Can potentially lower energy bills
- Helps relieve asthma/allergy symptoms
❌ When It’s NOT Needed
If your system is:
- Properly maintained
- Free from mold, debris, or pests
- Not causing air quality issues
…then regular duct cleaning may not be necessary. The EPA does not recommend it as routine maintenance unless there’s a specific reason.