The CDC study screened 196 cooling towers around the U.S. and found Legionella DNA (indicating the bacteria were there, live or dead, at some point) in 164 of the towers sampled and live Legionella bacteria in 79 of them.
Thermal energy storage has been a proven commodity for years in Europe, but the technology has seemingly been on the peripheral of the HVAC industry in the U.S. Now, energy storage is gradually stepping into the industry spotlight, and manufacturers are ready and willing to showcase their offerings in this important space.
The Quincy Housing Authority (QHA) aimed to reduce the energy consumption of the its primary building, decrease its carbon footprint, and increase the comfort and durability of the buildings for residents.
As architects and engineers draw up plans for commercial buildings, it is a common practice to design openings in walls. In many cases, these openings allow for intake and/or exhaust air that supports the building’s HVAC system and are fire-resistive rated.
Since the Restriction of Hazardous Substances (RoHS) directive was passed more than 10 years ago by the European Union (with many countries passing their own versions of the law), IAQ in data centers has become a major issue.