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Baltimore, Maryland · Ductwork & IAQ

Ductwork & indoor air quality pros in Baltimore, MD

9 ductwork & indoor air quality pros in Baltimore, out of 256 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
9
Avg. score
59.4
Scored
5

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 9 ductwork & indoor air quality pros in Baltimore, Maryland. Most-listed specialties: heating & furnaces (5), air conditioning (4), refrigeration (1). 5 have enough public signals for a Registry Score, averaging 59.4 out of 100; 2 score 70 or higher. Together they hold 375 public reviews on Google, Yelp and Facebook. The highest-scored is Air Duct Pros, at 82 out of 100. 3 are Featured for 2026. View Air Duct Pros.

Counts come straight from the Registry's records. How the Registry Score works

Showing 1–9 of 9

Ductwork & indoor air quality pros in Baltimore: at a glance

How many ductwork & indoor air quality pros are in Baltimore, Maryland?
As of October 14, 2026, the ProComfort Registry lists 9 ductwork & indoor air quality pros in Baltimore, Maryland.
Who is the highest-scored ductwork and indoor air quality pro in Baltimore, Maryland?
By Registry Score, Air Duct Pros (Baltimore, MD) ranks first at 82 out of 100, among 5 scored businesses averaging 59.4. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
Which companies are featured in Baltimore, Maryland for 2026?
ProComfort Registry features Air Duct Pros. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are ductwork & indoor air quality pros in Baltimore, Maryland ranked?
By Registry Score (0-100, from public reviews, digital presence and reach), with records confirmed by their owners listed first. The full method is at https://procomfortregistry.online/methodology.

What this list includes: businesses whose public category or name points to ducts, ventilation, sheet metal or indoor air quality. Tags come from each business's public category and name, so a company can appear under several trades. Ductwork & indoor air quality pros across the US