ASHRAE Journal

June 2022

What CO2 limit should practitioners use as an indicator of acceptable indoor air quality? Also in this issue, articles on face velocity fume hood containment, a water-cooled chiller replacement and a column on water treatment.

Features:
Revisiting the 1,000 ppm CO2 Limit
Factors Influencing Face Velocity for Fume Hood Containment
Water-Cooled to Water-Cooled Chiller Replacement Saves Big
Technology Award: High School Addition Achieves Net Zero

Standing Columns:
Engineer’s Notebook: Water Treatment 102
Residential Applications: Complete Residential Ventilation Systems Thinking
Building Sciences: Piltdown Man Does Thermal Resistance
IEQ Applications: Effects on the Health And Wellness of The Built Environment
Refrigeration Applications Rudolph Who?

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AMCA inmotion

The 2021 edition of Air Movement and Control Association’s award-winning magazine includes articles on the impact of large-diameter ceiling fans on COVID-19 exposure, ceiling fan energy index, the use of control dampers in data centers, parking-garage ventilation, severe-duty louvers, and the AMCA laboratory and Certified Ratings Program.

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ASHRAE Journal Newsletter	ASHRAE Insights	ASHRAE Insights Archives
ASHRAE Journal Newsletter connects today’s technology trends with relevant peer-reviewed content. It is emailed to ASHRAE members on the second and fourth Tuesday.	ASHRAE Insights publishes the latest news on research, standards, publications, and more. Insights is emailed to all members on the third Wednesday of each month.	ASHRAE Insights Archives provides access to earlier issues with articles of interest to members, including Chapter News, Obituaries, Membership Advancement and other news. Digital archived issues are available back to 2008. Click the Archives tab from the main screen of the current issue.
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