Darryl DeAngelis
Number Of Publications
12 articles
Key IAQ Metrics Every FM Should Know
Lisa Hickey and Darryl DeAngelis, a business developer at EBTRON with 40 years in the HVAC industry, discuss the critical aspects of […]
Achieving Demand Control Ventilation Based on Occupancy
At South Lafourche High School and Thibodaux Middle School in Louisiana, fluctuating occupancy levels—particularly in classrooms and gymnasiums—highlighted the need for a […]
Equivalent Clean Airflow and the Importance of Validating Ventilation and Filtration Rates
ASHRAE Standard 241 introduces the concept of Equivalent Clean Airflow — a framework for combining mechanical ventilation, filtration, and other proven technologies […]
Making Healthier Buildings
Ventilation and filtration are foundational principles in healthy buildings. FMs are often burdened with reducing operating costs, and a prime target is […]
Meeting Ventilation Requirements, Achieving IAQ and Operational Efficiency
Claremore Indian Hospital recently upgraded its HVAC systems to significantly enhance indoor air quality (IAQ) and energy efficiency, ensuring optimal airflow and […]
Using CO2 Sensors for Indoor Air Quality and Energy Savings
Carbon dioxide has been utilized as a metric for indoor air quality and as an energy-saving strategy through demand control ventilation (DCV). […]
Ventilation for Health and ASHRAE Standard 241-2023
Listen to this presentation on ASHRAE Standard 241-2023, discussing ventilation for healthy buildings. We will explore the historical context of why we […]
Exploring Integration Opportunities with Airflow Measurement Stations
Thermal dispersion airflow measurement stations with BACnet communication protocols address the industry’s need for data integration and operational transparency. Advanced BAS systems […]
Make Buildings Healthy
A New Approach to Healthy Buildings! ASHRAE Standard 241 was released. The guide to creating infection-resilient buildings! Learn how this standard empowers […]
Wildfires have Increased Advocacy for Better Indoor Air Quality and Building Codes
Many individuals seek guidance on indoor air quality after the recent wildfires. A plan to ensure proper ventilation and indoor air quality […]