Featured Courses
Previously trained hazardous waste workers complete required OSHA annual refresher certification training

2026 8 Hour HAZWOPER Refresher

Annual 8-hour HAZWOPER refresher meeting OSHA 29 CFR 1910.120(e)(8) requirements.
Comprehensive lithium battery safety safety training for workers and workplace for workplace compliance

Lithium Battery Safety

Covers what happens when lithium batteries fail and how to prevent fires and explosions.

View All OSHA Courses

image

Indoor Air Quality

Ask a question
Indoor Air Quality

Course Overview

Indoor Air Quality is a short online course on the air inside a building. It covers the health effects of contaminated indoor air, the contaminants behind them and where they come from, how HVAC systems fit in, and what occupants can do about it.

  • Recognize the symptoms that point at the building itself rather than at the person breathing the air in it.
  • Trace a contaminant back to its real source, from the HVAC system to the furniture and the cleaning cupboard.
  • Know where the exposure limits sit for the air contaminants OSHA regulates, which is at 29 CFR 1910.1000.
  • 45-60 minutes, self-paced
  • Instant certificate
  • Mobile friendly
$19.95

Per seat. One-time payment, no subscription.

Total (1 seats x $19.95)
$19.95
− +

30-day satisfaction guarantee. No hidden fees.

Everything You Need to Know
About This Course

  • Symptoms of poor air quality
  • Heating, ventilation and air conditioning (HVAC) systems
  • Sources of air contamination
  • What people in a building can do to improve the air quality

OSHA StandardOSHA Air Contaminants (29 CFR 1910.1000) & EPA IAQ + ASHRAE 62.1
Course Duration45-60 minutes
Format100% online, narrated with photos, video, and interactivity
Passing Score70% on final exam
CertificatePersonalized certificate, printable immediately upon passing
LanguagesEnglish
Device CompatibilityDesktop, tablet, and smartphone
AcceptedOur courses meet federal standards, but state requirements may vary. Please verify before purchase.
ProviderMARCOM (in partnership with eTraining)

Find out if this training applies to your role, your job site, or your employer's compliance requirements, and whether it matches the certification you need.

  • Facility managers and building maintenance personnel
  • HVAC technicians and building engineers
  • Safety managers and health and safety officers
  • Office workers and administrative staff in commercial buildings
  • Property managers responsible for indoor environments
  • Employers seeking to improve indoor air quality awareness among staff
  • Any employee who wants to understand indoor air quality hazards and how to reduce contamination

Employers across a wide range of industries use this course to meet federal, state, and site-specific safety training requirements for their workforce.

  • Commercial and office building management
  • Healthcare facilities and hospitals
  • Educational institutions and school districts
  • Government and municipal buildings
  • Manufacturing and industrial facilities
  • Hospitality and hotel management
  • Retail and shopping center operations
  • Property management and real estate companies

Verified Course Reviews

Add a review
You must be logged in to post a review Log In
0.0
Based on 0 reviews
5
0%
4
0%
3
0%
2
0%
1
0%
0 of 0 reviews

Sorry, no reviews match your current selections

Frequently Asked Questions

Everything you need to know about the Indoor Air Quality.

Yes. Upon passing the final exam with a score of 70% or higher, you can immediately print a certificate of completion. This certificate serves as proof of training for your employer.

Yes. The course is accessible on desktop computers, laptops, tablets, and smartphones. Progress saves automatically on the same device, so you can stop and resume where you left off.

This course is an interactive online training program that discusses the health hazards associated with contaminated indoor air, the most common contaminants and where they come from, and what employees can do to help keep the air in their workplace clean and healthy.

This course is designed for any employee who works in an indoor environment and wants to understand indoor air quality hazards, including facility managers, building maintenance personnel, HVAC technicians, office workers, and safety managers.

The course covers symptoms of poor air quality, heating, ventilation and air conditioning (HVAC) systems, sources of air contamination, and what people in a building can do to improve the air quality.

Upon completing the course, employees should understand the health hazards associated with breathing contaminated indoor air, be aware of various types of air contaminants and where they come from, and know what they can do to help reduce air contamination in their workplace.

Questions about this course

Didn't find your answer in the FAQ? Ask our team. We'll reply here so other learners can see it too.

Q & A

Ask a question
Your question
* Question is required
Name
* Name is required
There are no questions yet

Better Training. Better Outcomes.

Fifteen years, 200,000+ professionals certified, and a completion rate roughly double the industry average.

OSHA citation printed on every certificate

Your employer and site safety officer can verify compliance at a glance, with no phone calls and no lookups.

No setup. No LMS. Training in minutes.

Pay once, get instant access. No account setup, no downloads, no IT involvement. Works in any browser.

Built for field workers, not classrooms

Grounded in real jobsite operations. Scenarios reflect the work your crew actually does.

Trusted by safety managers & contractors

Used by EHS managers, general contractors and federal site supervisors to keep crews certified on time.

200,000+
Professionals certified
87%
Completion rate (industry avg <45%)
10M+
Hours of training delivered
15
Years in business

Your go-to source for workplace safety updates.

Join our monthly newsletter covering industry stories, news & timely updates, and get a free 110-page OSHA manual covering the latest training requirements.

eTraining and the eTraining logo copyright 2026 eTraining, Inc. All Rights Reserved.