Cleaner Air. Lower Bills. Better Comfort.
Duct Sealing & Sanitizing in Bloomington, IN
Your home’s ductwork does a lot behind the scenes—and if it’s leaky, dirty, or contaminated, your HVAC system and your health could suffer. At Bates Mechanical Heating & Cooling, we help homeowners in Bloomington, Freedom, Spencer, Linton, and Ellettsville restore the hidden backbone of their comfort systems through professional duct sealing and sanitizing services.
Lower Energy Waste
Sealing ducts keeps conditioned air where it belongs—inside your living spaces.
Cleaner Indoor Air
Sanitizing eliminates mold spores, bacteria, and dust hiding in your ducts.
Better Airflow
Properly sealed and cleaned ducts help your system deliver even, efficient air throughout your home.
Fewer allergies and odors
Duct cleaning reduces contaminants that contribute to respiratory irritation and lingering smells.
Duct Sealing
Stop Energy Waste at the Source
Even small leaks in your ductwork can lead to significant energy loss. Our duct sealing service identifies and seals air leaks in your duct system, prevents air from escaping into unconditioned areas (like attics or crawlspaces), helps your HVAC system operate more efficiently, and delivers more consistent airflow throughout your home. If your system seems to run constantly but still can’t keep you comfortable, leaky ducts could be the culprit.
Even small leaks in your ductwork can lead to significant energy loss. Our duct sealing service identifies and seals air leaks in your duct system, prevents air from escaping into unconditioned areas (like attics or crawlspaces), helps your HVAC system operate more efficiently, and delivers more consistent airflow throughout your home. If your system seems to run constantly but still can’t keep you comfortable, leaky ducts could be the culprit.
Duct
Sealing
Stop Energy Waste at the Source
Over time, dust, debris, mold spores, and other contaminants can build up inside your ductwork. We offer professional duct sanitizing that:
Duct
Sanitizing
Breathe Easier at Home
Disinfects interior duct surfaces using safe, effective solutions
Reduces the spread of allergens and bacteria through your home
Improves indoor air quality for allergy- and asthma-sensitive households
Keeps your HVAC system cleaner and more efficient
This service is especially valuable for households with pets, recent renovations, or signs of moisture issues.
We’ll assess your duct system and recommend only what’s truly needed. Consider duct sealing or sanitizing if:
When to Schedule
Duct Services
Know When The Time is Right
You notice rooms that are always too hot or too cold
Your energy bills have been steadily rising
There’s visible dust near vents or musty smells in the air
You or your family are experiencing unexplained allergy symptoms
It’s been more than 5 years since your ductwork was last inspected
FAQs About Duct Services
How do I know if my ducts are leaking?
Tell-tale signs include high bills, uneven temperatures, or loud airflow. Our technicians can perform a diagnostic inspection.
Is duct sanitizing safe?
Yes—we use professional-grade, non-toxic solutions that are safe for your home and your family, including pets and kids.
Do sealed ducts really improve efficiency?
Absolutely. Sealing leaks helps your system work less to deliver the same comfort—saving you money month after month.
Don’t Let Dirty or Leaky Ducts
Drag Down Your Comfort
Restore clean airflow, reduce energy waste, and breathe easier with duct sealing and sanitizing from Bates Mechanical.