Making Indoor air quality top priority
We use our 30+ years of experience to keep you and your business breathing healthy!
Industrial Ducts
St Louis's Premier Air Duct and Ventalation Solutions Service
We use our 30+ years of experience to keep you and your business breathing healthy!
Industrial Ducts

Protecting Your Business, Employees, and Building Systems

Corporate facilities and office buildings rely heavily on their HVAC systems to maintain comfort, efficiency, and a healthy indoor environment.
At Pro Tech Commercial Air Duct Cleaning of St. Louis, we help businesses meet regulatory indoor air quality (IAQ) standards while protecting their people and property from hidden airborne contaminants.

Regular HVAC cleaning isn’t just maintenance—it’s a key compliance practice that impacts health, safety, and operational costs.

Understanding Corporate Indoor Air Quality (IAQ) Requirements

Indoor air quality standards are set by organizations such as OSHA, EPA, and ASHRAE to ensure that air inside commercial buildings remains safe and comfortable.
These guidelines cover everything from ventilation rates and humidity levels to contamination control and filtration performance.

Key compliance references include:

  • OSHA 29 CFR 1910.94 – Air contaminants and ventilation control

  • EPA IAQ Management Guidelines – Maintaining pollutant-free indoor air

  • ASHRAE Standard 62.1 – Ventilation for acceptable indoor air quality

Failure to meet these standards can lead to regulatory fines, tenant complaints, and negative impacts on employee health.

How Regular HVAC Cleaning Supports Compliance

1. Reduces Airborne Contaminants

Duct systems collect dust, pollen, mold spores, and volatile organic compounds (VOCs).
Routine cleaning removes these pollutants, ensuring compliance with EPA and ASHRAE IAQ guidelines.

2. Maintains Proper Ventilation Performance

Clogged ducts and coils restrict airflow, making it difficult for HVAC systems to maintain correct ventilation rates. Cleaning restores proper air circulation and balance throughout your facility.

3. Supports Filter Efficiency and Air Exchange

Even the best filters can’t function properly when ducts are dirty. By maintaining a clean air distribution system, you improve filtration effectiveness and reduce contaminant recirculation.

4. Prevents Microbial Growth and Odors

Moisture buildup in ducts can lead to mold and bacterial contamination—both of which violate IAQ standards. Pro Tech uses EPA-registered antimicrobial treatments to neutralize and prevent microbial growth safely.

5. Provides Documentation for Audits and Safety Records

We supply detailed post-cleaning reports that verify air quality improvement and HVAC system compliance—essential for facility maintenance records and audit readiness.

The Risks of Neglecting Regular HVAC Cleaning

Neglecting routine duct cleaning can result in:

  • Poor air quality and “Sick Building Syndrome”

  • Increased employee absenteeism or allergy complaints

  • Higher energy costs and system strain

  • Premature equipment failure

  • Potential noncompliance with OSHA or EPA IAQ standards

Get a FREE Quote or Schedule to Improve Your Air Quality

The quality of your air is our top priority!
“” indicates required fields
Close-up view of HVAC ventilation ducts cleaned by Pro Tech in St Louis MO

Air Duct Cleaning

Close-up of commercial ventilation system during professional air duct cleaning in St Louis MO

Air Testing

Detailed ventilation system close-up after commercial duct cleaning St Louis MO

Sanitizing

HVAC vent and ductwork close-up cleaned by Pro Tech Air Duct Cleaning St Louis MO

Mold Remediation

Pro Tech’s Corporate HVAC Cleaning Process

Pro Tech’s step-by-step commercial cleaning process ensures full system performance and documentation for compliance verification:

  1. System Assessment & Air Quality Review
    We evaluate your HVAC layout and identify potential IAQ risks.

  2. Source Removal & HEPA Filtration Cleaning
    Industrial vacuum systems remove contaminants at the source.

  3. Antimicrobial Treatment
    EPA-approved disinfectants eliminate bacteria, mold, and odors.

  4. Airflow Verification & Reporting
    We confirm improved system efficiency and provide audit-ready documentation.

Benefits for Corporate Facilities

  • Compliance with OSHA, EPA, and ASHRAE IAQ standards

  • Healthier workplaces and fewer employee complaints

  • Lower energy and maintenance costs

  • Documented proof of air system cleanliness for audits and inspections

  • Improved corporate sustainability and environmental responsibility

 

What Our Customers Say

Commercial & Industrial Duct Cleaning

Why Choose Us?

Your trust and satisfaction are our #1 priority and we have 30+ years of experience to prove it!

Save Energy Bill

BAQ can save you thousands in energy bills & equipment costs!

Reduce Energy

Help the environment by efficiently reducing your energy usage!

Fresh Air Quality

Breathe cleaner & increase air quality! Pro Tech uses cutting-edge Probiotic Coil Cleaners!

Reduce Dust & Toxins

Breathe easier and healthier by reducing the amount of dust and toxins in your building or office!

DOWNLOAD NADCA GENERAL SPECIFICATION FOR CLEANING COMMERCIAL HVAC SYSTEM

DOWNLOAD:
NADCA STANDARD

SCHEDULE A CLEANING

Get a FREE detailed estimate for your residential or commercial system cleaning today by calling 636 216 3090