HVAC Hygiene Journal
NADCA prints the HVAC Hygiene Journal (Formerly DucTales) to provide its members and the HVAC system cleaning industry with a forum for the discussion of topics of interest. This archive is available for members and subscribers and contains nearly all issues dating back more than 20 years.

November/December 2024

September/October 2024

July/August 2024

May/June 2024

May/June 2024
- Scientists Discover Higher Levels of CO2 Increase Survival of Viruses in the Air and Transmission Risk
- Global Supply Chains are Now in the Goldilocks Zone
- Unleashing Business-Strengthening Superpowers During Tough Times
- How to Use AI in Your Business: The Ever-Growing Technology Has Its Uses for You Today
- AIISA, 20 Years Working for Improving Health and Safety

March/April 2024

January/February 2024

November/December 2023

November/December 2023
- Germicidal UV Lights
- Study Aims to Clear the Air on the Effects of Air Quality in School Classrooms
- Indoor Air Quality Monitoring More Visibility on the AIR We Breathe
- Your Impact on Your Team is Strong
- 2023 Buyers Guide

September/October 2023

September/October 2023
- Fall Tech Recap
- Business is a Marathon
- 6 Steps for Leading Through Uncertain Times
- Jury Awards Austin Family $3.1 Million in Toxic Home Case
- Survey: Fewer American and Canadian Workers Describe the Indoor Air at Their Workplace as Very Clean

July/August 2023

May/June 2023

March/April 2023

January/February 2023

January/February 2023
- What Does a Five-Star Employee Look Like?
- ASHRAE Commits to Developing an IAQ Pathogen Mitigation Standard
- Young Job Seekers Entering the Workforce Find Increased Opportunities in the Skilled Trades
- Leading from the Front

November/December 2022

November/December 2022
- 2022 Buyers Guide
- National Survey Reveals Overwhelming Majority of Teachers Have Concerns with Air Quality in Schools
- How to Determine the Best Style of Marketing for Your Business
- NADCA Past President Presents to Local ASHRAE Chapter

September/October 2022

September/October 2022
- Fall Tech 2022: Recap from the Top NADCA Training Event
- Only 36% of American Workers Describe Indoor Air at Their Workplace as Very Clean
- The Characteristics and Instincts of Rebel Leaders
- No One Knows You Like You Do…Or Do They?
- Member Spotlight: Alisea Strives to Represent NADCA in Europe

July/August 2022

May/June 2022

May/June 2022
- Liquid Nitrogen Air Compression in Duct Cleaning
- Sharing the Spotlight Makes You a Better Leader
- Do You Have the Presence of Mind?
- 93% of Americans Want Companies to Invest More in Healthy Indoor Environments
- Spotlight: Jeanne Cekala, NADCA's Standards and Specifications Marketing Manager

March/April 2022

January/February 2022

November/December 2021

September/October 2021

July/August 2021

May/June 2021

March/April 2021

January/February 2021