Montana

Air Duct Cleaning in Montana

27 listed air duct cleaning companies across 13 Montana cities; 3 of those cities have three or more.

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Air duct cleaning by Montana metro and county

Billings metro 4 cities · 9 providers

Cities with three or more providers

Cities with one or two providers

Bozeman metro 2 cities · 6 providers

Cities with three or more providers

Cities with one or two providers

Missoula metro 1 city · 5 providers

Cities with three or more providers

Kalispell metro 3 cities · 4 providers

Cities with one or two providers

Fergus County 1 city · 1 provider

Cities with one or two providers

Helena metro 1 city · 1 provider

Cities with one or two providers

Ravalli County 1 city · 1 provider

Cities with one or two providers

Air duct cleaning questions Montana homeowners ask

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How do I choose an air duct cleaning company in Montana?

24 of the 27 Montana companies here hold 4.5 stars or better.

  • A written, itemized quote before work starts: what's included, any access fees, and no extras without your OK.
  • The scope covers the supply and return ducts, the blower and the coils, not just the vent covers.
  • Ask how debris is collected (negative-pressure collection) and how your ducts and home are protected.
  • Before-and-after photos of your own system.
  • Mold claims come with evidence, such as a sample or a test, before any chemical treatment.
  • Walk away from bait "whole-house" prices.
  • For repair or sealing work, check the contractor's Montana license with Montana's Business Standards Division.

How we list providers

Montana air duct cleaning licensing and consumer rules

Montana has no state license for general contractors or HVAC/duct work at all; only electricians and plumbers need a state license.

Contractor licenses are issued by Montana's Business Standards Division. Look up a license

Montana has no known state license for mold remediation companies.

Montana's Unfair Trade Practices and Consumer Protection Act bars deceptive sales practices, enforced by the Department of Justice.

Industry certification: NADCA (National Air Duct Cleaners Association)

Rules change. Check with Montana's Business Standards Division before you hire for repair or HVAC work. Researched October 2026.

Sources

Montana · providers listed in 8 counties and 5 metros Air Duct Cleaning (all states) How we list providers