Does Your Somonauk Home Actually Need Air Duct Cleaning?

Air duct cleaning gets oversold, so here is the honest version for a Somonauk homeowner: it has genuine value in a few specific situations, it is unnecessary in most, and it is not a service Imperial Chimney Sweepers offers — the one duct in your house we do clean is the dryer vent, and that is the one that burns houses down.

When duct cleaning clearly helps

The U.S. EPA does not recommend routine duct cleaning on a fixed schedule, but it identifies clear cases where it is warranted: visible mold growth inside the ducts or on HVAC components, ducts infested with vermin, or ducts so clogged with dust and debris that particles are actually being released into the home. Those are the situations where cleaning makes a real difference.

Other times it is worth considering

Beyond the EPA’s core cases, duct cleaning commonly helps after a remodel that spread construction dust, when moving into an older home whose ducts have never been cleaned, or for households where someone has allergies or asthma and dust visibly puffs from the registers. In those homes, clearing the accumulated load can noticeably reduce what recirculates.

What it does — and doesn’t — do

Clean ducts can reduce the dust, dander and debris circulating through the system and help it move air as designed. It is not a cure-all for allergies on its own and works best alongside good filtration and a well-maintained furnace. It will not solve a humidity or mold problem whose source is elsewhere in the home, it is not a substitute for changing the filter regularly, and it will not dramatically cut energy bills by itself.

How to hire it without getting burned

If your home is one of the genuine cases, ask any duct-cleaning company whether they follow the NADCA standard, whether the ductwork is put under negative pressure with a truck-mounted or portable vacuum while it is brushed, and what the price covers — a “whole house” special that balloons once the technician is in the basement is the industry’s oldest trick. A reputable contractor will show you the inside of the ducts before and after.

The duct that actually matters: your dryer vent

While HVAC ducts move dust, the dryer vent moves lint, and lint is fuel. Every load of laundry leaves a little more of it in the line running from the back of the dryer to the outside wall, and a Somonauk home with a long run, a few elbows or a vent that exits through the roof can pack that line tight in two or three years. The warning signs are a dryer that needs two cycles, a laundry room that feels hot and humid, and an exterior flap that barely opens. That is the cleaning that belongs on a schedule, and it is the one we do — see dryer vent cleaning.

Published October 1, 2026 · Imperial Chimney Sweepers, DeKalb, IL